28354029124 has 24 divisors (see below), whose sum is σ = 49907043200. Its totient is φ = 14094964224.

The previous prime is 28354029113. The next prime is 28354029299. The reversal of 28354029124 is 42192045382.

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, 1366177 + ... + 1386775.

Almost surely, 2^28354029124 is an apocalyptic number.

It is an amenable number.

28354029124 is a deficient number, since it is larger than the sum of its proper divisors (21553014076).

28354029124 is a wasteful number, since it uses less digits than its factorization.

28354029124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22579 (or 22577 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 28354029124 in words is "twenty-eight billion, three hundred fifty-four million, twenty-nine thousand, one hundred twenty-four".