12556119360 has 56 divisors (see below), whose sum is σ = 39865682016. Its totient is φ = 3348298240.

The previous prime is 12556119311. The next prime is 12556119361. The reversal of 12556119360 is 6391165521.

It is a happy number.

It is a super-2 number, since 2×12556119360² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12556119361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6538686 + ... + 6540605.

Almost surely, 2^12556119360 is an apocalyptic number.

12556119360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12556119360 is an abundant number, since it is smaller than the sum of its proper divisors (27309562656).

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

12556119360 is a wasteful number, since it uses less digits than its factorization.

12556119360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13079311 (or 13079301 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 39.

The spelling of 12556119360 in words is "twelve billion, five hundred fifty-six million, one hundred nineteen thousand, three hundred sixty".