56101615516 has 24 divisors (see below), whose sum is σ = 98649434240. Its totient is φ = 27916304832.

The previous prime is 56101615499. The next prime is 56101615579. The reversal of 56101615516 is 61551610165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915445 + ... + 974803.

Almost surely, 2^56101615516 is an apocalyptic number.

It is an amenable number.

56101615516 is a deficient number, since it is larger than the sum of its proper divisors (42547818724).

56101615516 is a wasteful number, since it uses less digits than its factorization.

56101615516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60493 (or 60491 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 56101615516 in words is "fifty-six billion, one hundred one million, six hundred fifteen thousand, five hundred sixteen".