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1234404521012 = 2213431279943133
BaseRepresentation
bin10001111101101000001…
…111100011010000110100
311101000012202212212022102
4101331220033203100310
5130211030024133022
62343024432521232
7155116460210015
oct21755017432064
94330182785272
101234404521012
11436565197a33
1217b29b6b0218
138c533336850
1443a6190700c
152219a342a92
hex11f683e3434

1234404521012 has 48 divisors (see below), whose sum is σ = 2380720742400. Its totient is φ = 556419362688.

The previous prime is 1234404521003. The next prime is 1234404521027. The reversal of 1234404521012 is 2101254044321.

It is a happy number.

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, 28596998 + ... + 28640130.

It is an arithmetic number, because the mean of its divisors is an integer number (49598348800).

Almost surely, 21234404521012 is an apocalyptic number.

It is an amenable number.

1234404521012 is a deficient number, since it is larger than the sum of its proper divisors (1146316221388).

1234404521012 is a wasteful number, since it uses less digits than its factorization.

1234404521012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55992 (or 55990 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1234404521012 its reverse (2101254044321), we get a palindrome (3335658565333).

The spelling of 1234404521012 in words is "one trillion, two hundred thirty-four billion, four hundred four million, five hundred twenty-one thousand, twelve".

Divisors: 1 2 4 13 26 43 52 86 172 559 1118 2236 12799 25598 43133 51196 86266 166387 172532 332774 550357 560729 665548 1100714 1121458 1854719 2201428 2242916 3709438 7154641 7418876 14309282 24111347 28618564 48222694 96445388 552059267 1104118534 2208237068 7176770471 14353540942 23738548481 28707081884 47477096962 94954193924 308601130253 617202260506 1234404521012