56616247800 has 144 divisors (see below), whose sum is σ = 217298599440. Its totient is φ = 12940853760.

The previous prime is 56616247781. The next prime is 56616247817. The reversal of 56616247800 is 874261665.

56616247800 is a `hidden beast` number, since 5 + 6 + 616 + 24 + 7 + 8 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2234077 + ... + 2259276.

Almost surely, 2^56616247800 is an apocalyptic number.

56616247800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56616247800 is an abundant number, since it is smaller than the sum of its proper divisors (160682351640).

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

56616247800 is a wasteful number, since it uses less digits than its factorization.

56616247800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4493382 (or 4493370 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 56616247800 in words is "fifty-six billion, six hundred sixteen million, two hundred forty-seven thousand, eight hundred".