13055629435656 has 64 divisors (see below), whose sum is σ = 32761528462080. Its totient is φ = 4335573457920.

The previous prime is 13055629435613. The next prime is 13055629435661. The reversal of 13055629435656 is 65653492655031.

It is a super-2 number, since 2×13055629435656² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13055629435656.

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, 7846846 + ... + 9363986.

It is an arithmetic number, because the mean of its divisors is an integer number (511898882220).

Almost surely, 2^{13055629435656} is an apocalyptic number.

It is an amenable number.

13055629435656 is an abundant number, since it is smaller than the sum of its proper divisors (19705899026424).

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

13055629435656 is a wasteful number, since it uses less digits than its factorization.

13055629435656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518494 (or 1518490 counting only the distinct ones).

The product of its (nonzero) digits is 87480000, while the sum is 60.

The spelling of 13055629435656 in words is "thirteen trillion, fifty-five billion, six hundred twenty-nine million, four hundred thirty-five thousand, six hundred fifty-six".