179056428656 has 80 divisors (see below), whose sum is σ = 414335099904. Its totient is φ = 73358998272.

The previous prime is 179056428643. The next prime is 179056428689. The reversal of 179056428656 is 656824650971.

It is a super-2 number, since 2×179056428656² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 179056428595 and 179056428604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169175 + ... + 621878.

Almost surely, 2^179056428656 is an apocalyptic number.

179056428656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

179056428656 is an abundant number, since it is smaller than the sum of its proper divisors (235278671248).

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

179056428656 is a wasteful number, since it uses less digits than its factorization.

179056428656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791158 (or 791152 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 59.

The spelling of 179056428656 in words is "one hundred seventy-nine billion, fifty-six million, four hundred twenty-eight thousand, six hundred fifty-six".