56100165600 has 72 divisors (see below), whose sum is σ = 182606046840. Its totient is φ = 14960043520.

The previous prime is 56100165577. The next prime is 56100165613. The reversal of 56100165600 is 656100165.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11685135 + ... + 11689934.

It is an arithmetic number, because the mean of its divisors is an integer number (2536195095).

Almost surely, 2^56100165600 is an apocalyptic number.

56100165600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56100165600 is an abundant number, since it is smaller than the sum of its proper divisors (126505881240).

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

56100165600 is a wasteful number, since it uses less digits than its factorization.

56100165600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23375092 (or 23375079 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 56100165600 its reverse (656100165), we get a palindrome (56756265765).

The spelling of 56100165600 in words is "fifty-six billion, one hundred million, one hundred sixty-five thousand, six hundred".