56161012636 has 48 divisors (see below), whose sum is σ = 101742778368. Its totient is φ = 27107568000.

The previous prime is 56161012631. The next prime is 56161012651. The reversal of 56161012636 is 63621016165.

56161012636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 56161012595 and 56161012604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56161012631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6508621 + ... + 6517243.

It is an arithmetic number, because the mean of its divisors is an integer number (2119641216).

Almost surely, 2^56161012636 is an apocalyptic number.

It is an amenable number.

56161012636 is a deficient number, since it is larger than the sum of its proper divisors (45581765732).

56161012636 is a wasteful number, since it uses less digits than its factorization.

56161012636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9082 (or 9080 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 56161012636 in words is "fifty-six billion, one hundred sixty-one million, twelve thousand, six hundred thirty-six".