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12223395548 = 2272134797251
BaseRepresentation
bin10110110001001001…
…00011011011011100
31011112212110211102122
423120210203123130
5200013142124143
65340525442112
7611623101500
oct133044433334
934485424378
1012223395548
115202873aa1
122451710338
1311ca520940
1483d570300
154b819bc68
hex2d89236dc

12223395548 has 36 divisors (see below), whose sum is σ = 26797449672. Its totient is φ = 4835628000.

The previous prime is 12223395491. The next prime is 12223395551. The reversal of 12223395548 is 84559332221.

12223395548 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-2 number, since 2×122233955482 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12223395499 and 12223395508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2396078 + ... + 2401173.

It is an arithmetic number, because the mean of its divisors is an integer number (744373602).

Almost surely, 212223395548 is an apocalyptic number.

It is an amenable number.

12223395548 is an abundant number, since it is smaller than the sum of its proper divisors (14574054124).

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

12223395548 is a wasteful number, since it uses less digits than its factorization.

12223395548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797282 (or 4797273 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The spelling of 12223395548 in words is "twelve billion, two hundred twenty-three million, three hundred ninety-five thousand, five hundred forty-eight".

Divisors: 1 2 4 7 13 14 26 28 49 52 91 98 182 196 364 637 1274 2548 4797251 9594502 19189004 33580757 62364263 67161514 124728526 134323028 235065299 249457052 436549841 470130598 873099682 940261196 1746199364 3055848887 6111697774 12223395548