28479855176 has 16 divisors (see below), whose sum is σ = 53402166000. Its totient is φ = 14239277584.

The previous prime is 28479855163. The next prime is 28479855181. The reversal of 28479855176 is 67155897482.

It is a super-2 number, since 2×28479855176² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140591 + ... + 276993.

It is an arithmetic number, because the mean of its divisors is an integer number (3337635375).

Almost surely, 2^28479855176 is an apocalyptic number.

It is an amenable number.

28479855176 is a deficient number, since it is larger than the sum of its proper divisors (24922310824).

28479855176 is a wasteful number, since it uses less digits than its factorization.

28479855176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162508 (or 162504 counting only the distinct ones).

The product of its digits is 33868800, while the sum is 62.

The spelling of 28479855176 in words is "twenty-eight billion, four hundred seventy-nine million, eight hundred fifty-five thousand, one hundred seventy-six".