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12623425307380 = 2253177647262217
BaseRepresentation
bin1011011110110001111011…
…0010000000001011110100
31122200210021012210001220201
42313230132302000023310
53123310233334314010
642503042130010244
72442004150464226
oct267543662001364
948623235701821
1012623425307380
114027623548568
1214ba607716984
137074cb56b904
14318d97022416
1516d56e5b023a
hexb7b1ec802f4

12623425307380 has 48 divisors (see below), whose sum is σ = 27364785186816. Its totient is φ = 4886405648640.

The previous prime is 12623425307377. The next prime is 12623425307429. The reversal of 12623425307380 is 8370352432621.

It is a happy number.

12623425307380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×126234253073803 (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12623425307380.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48010032 + ... + 48272248.

It is an arithmetic number, because the mean of its divisors is an integer number (570099691392).

Almost surely, 212623425307380 is an apocalyptic number.

12623425307380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12623425307380 is an abundant number, since it is smaller than the sum of its proper divisors (14741359879436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12623425307380 is a wasteful number, since it uses less digits than its factorization.

12623425307380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339904 (or 339902 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 12623425307380 in words is "twelve trillion, six hundred twenty-three billion, four hundred twenty-five million, three hundred seven thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 77647 155294 262217 310588 388235 524434 776470 1048868 1311085 1552940 2407057 2622170 4814114 5244340 8128727 9628228 12035285 16257454 24070570 32514908 40643635 48141140 81287270 162574540 20360363399 40720726798 81441453596 101801816995 203603633990 407207267980 631171265369 1262342530738 2524685061476 3155856326845 6311712653690 12623425307380