56179420206 has 64 divisors (see below), whose sum is σ = 138329361408. Its totient is φ = 14812098048.

The previous prime is 56179420189. The next prime is 56179420313. The reversal of 56179420206 is 60202497165.

56179420206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56179420206² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2057415 + ... + 2084541.

It is an arithmetic number, because the mean of its divisors is an integer number (2161396272).

Almost surely, 2^56179420206 is an apocalyptic number.

56179420206 is an abundant number, since it is smaller than the sum of its proper divisors (82149941202).

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

56179420206 is a wasteful number, since it uses less digits than its factorization.

56179420206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30945.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 56179420206 in words is "fifty-six billion, one hundred seventy-nine million, four hundred twenty thousand, two hundred six".