28603174892 has 12 divisors (see below), whose sum is σ = 51276423576. Its totient is φ = 13952768160.

The previous prime is 28603174871. The next prime is 28603174907. The reversal of 28603174892 is 29847130682.

It is a super-2 number, since 2×28603174892² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 28603174892.

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, 87204638 + ... + 87204965.

It is an arithmetic number, because the mean of its divisors is an integer number (4273035298).

Almost surely, 2^28603174892 is an apocalyptic number.

It is an amenable number.

28603174892 is a deficient number, since it is larger than the sum of its proper divisors (22673248684).

28603174892 is a wasteful number, since it uses less digits than its factorization.

28603174892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174409648 (or 174409646 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 28603174892 in words is "twenty-eight billion, six hundred three million, one hundred seventy-four thousand, eight hundred ninety-two".