56623659336 has 256 divisors, whose sum is σ = 170079436800. Its totient is φ = 17403724800.

The previous prime is 56623659307. The next prime is 56623659353. The reversal of 56623659336 is 63395632665.

56623659336 is a `hidden beast` number, since 5 + 6 + 623 + 6 + 5 + 9 + 3 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51900151 + ... + 51901241.

It is an arithmetic number, because the mean of its divisors is an integer number (664372800).

Almost surely, 2^56623659336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56623659336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85039718400).

56623659336 is an abundant number, since it is smaller than the sum of its proper divisors (113455777464).

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

56623659336 is a wasteful number, since it uses less digits than its factorization.

56623659336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497 (or 1487 counting only the distinct ones).

The product of its digits is 15746400, while the sum is 54.

The spelling of 56623659336 in words is "fifty-six billion, six hundred twenty-three million, six hundred fifty-nine thousand, three hundred thirty-six".