5177679434256 has 80 divisors (see below), whose sum is σ = 15287003823104. Its totient is φ = 1479286495872.

The previous prime is 5177679434231. The next prime is 5177679434303. The reversal of 5177679434256 is 6524349767715.

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 15 ways as a sum of consecutive naturals, for example, 10218021 + ... + 10712763.

Almost surely, 2^{5177679434256} is an apocalyptic number.

5177679434256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5177679434256 is an abundant number, since it is smaller than the sum of its proper divisors (10109324388848).

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

5177679434256 is a wasteful number, since it uses less digits than its factorization.

5177679434256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525908 (or 525902 counting only the distinct ones).

The product of its digits is 266716800, while the sum is 66.

The spelling of 5177679434256 in words is "five trillion, one hundred seventy-seven billion, six hundred seventy-nine million, four hundred thirty-four thousand, two hundred fifty-six".