56623044038 has 16 divisors (see below), whose sum is σ = 92671267536. Its totient is φ = 25733475840.

The previous prime is 56623044019. The next prime is 56623044041. The reversal of 56623044038 is 83044032665.

It is a super-2 number, since 2×56623044038² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56623043986 and 56623044004.

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, 76031 + ... + 345002.

It is an arithmetic number, because the mean of its divisors is an integer number (5791954221).

Almost surely, 2^56623044038 is an apocalyptic number.

56623044038 is a deficient number, since it is larger than the sum of its proper divisors (36048223498).

56623044038 is a wasteful number, since it uses less digits than its factorization.

56623044038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427159.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 56623044038 in words is "fifty-six billion, six hundred twenty-three million, forty-four thousand, thirty-eight".