56393900676 has 135 divisors (see below), whose sum is σ = 150214007559. Its totient is φ = 18448880112.

The previous prime is 56393900611. The next prime is 56393900677. The reversal of 56393900676 is 67600939365.

It is a happy number.

The square root of 56393900676 is 237474.

It is a perfect power (a square), and thus also a powerful number.

56393900676 is a `hidden beast` number, since 563 + 9 + 3 + 9 + 0 + 0 + 6 + 76 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (56393900677) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 337687945 + ... + 337688111.

Almost surely, 2^56393900676 is an apocalyptic number.

56393900676 is the 237474-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56393900676

56393900676 is an abundant number, since it is smaller than the sum of its proper divisors (93820106883).

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

56393900676 is an equidigital number, since it uses as much as digits as its factorization.

56393900676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 5511240, while the sum is 54.

The spelling of 56393900676 in words is "fifty-six billion, three hundred ninety-three million, nine hundred thousand, six hundred seventy-six".