54879128994 has 16 divisors (see below), whose sum is σ = 109805211360. Its totient is φ = 18285217440.

The previous prime is 54879128963. The next prime is 54879129073. The reversal of 54879128994 is 49982197845.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1941187 + ... + 1969254.

It is an arithmetic number, because the mean of its divisors is an integer number (6862825710).

Almost surely, 2^54879128994 is an apocalyptic number.

54879128994 is an abundant number, since it is smaller than the sum of its proper divisors (54926082366).

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

54879128994 is a wasteful number, since it uses less digits than its factorization.

54879128994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3912785.

The product of its digits is 52254720, while the sum is 66.

The spelling of 54879128994 in words is "fifty-four billion, eight hundred seventy-nine million, one hundred twenty-eight thousand, nine hundred ninety-four".