56151802082100 has 144 divisors (see below), whose sum is σ = 172914009545088. Its totient is φ = 14019980328960.

The previous prime is 56151802082087. The next prime is 56151802082111. The reversal of 56151802082100 is 128020815165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27539424 + ... + 29508023.

It is an arithmetic number, because the mean of its divisors is an integer number (1200791732952).

Almost surely, 2^{56151802082100} is an apocalyptic number.

56151802082100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56151802082100 is an abundant number, since it is smaller than the sum of its proper divisors (116762207462988).

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

56151802082100 is a wasteful number, since it uses less digits than its factorization.

56151802082100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57047674 (or 57047667 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 39.

Adding to 56151802082100 its reverse (128020815165), we get a palindrome (56279822897265).

The spelling of 56151802082100 in words is "fifty-six trillion, one hundred fifty-one billion, eight hundred two million, eighty-two thousand, one hundred".