56416636 has 12 divisors (see below), whose sum is σ = 98847112. Its totient is φ = 28174608.

The previous prime is 56416609. The next prime is 56416637. The reversal of 56416636 is 63661465.

It is a junction number, because it is equal to n+sod(n) for n = 56416595 and 56416604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56416637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4455 + ... + 11518.

Almost surely, 2^56416636 is an apocalyptic number.

It is an amenable number.

56416636 is a deficient number, since it is larger than the sum of its proper divisors (42430476).

56416636 is a wasteful number, since it uses less digits than its factorization.

56416636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16860 (or 16858 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 56416636 is about 7511.1008514065. The cubic root of 56416636 is about 383.5326979764.

The spelling of 56416636 in words is "fifty-six million, four hundred sixteen thousand, six hundred thirty-six".