56605016106320 has 80 divisors (see below), whose sum is σ = 143625437865792. Its totient is φ = 20575823815680.

The previous prime is 56605016106313. The next prime is 56605016106389. The reversal of 56605016106320 is 2360161050665.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×56605016106320² (a number of 28 digits) contains 22 as substring.

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, 9897902 + ... + 14531981.

Almost surely, 2^{56605016106320} is an apocalyptic number.

It is an amenable number.

56605016106320 is an abundant number, since it is smaller than the sum of its proper divisors (87020421759472).

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

56605016106320 is a wasteful number, since it uses less digits than its factorization.

56605016106320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24432540 (or 24432534 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

Adding to 56605016106320 its reverse (2360161050665), we get a palindrome (58965177156985).

The spelling of 56605016106320 in words is "fifty-six trillion, six hundred five billion, sixteen million, one hundred six thousand, three hundred twenty".