28529086324 has 24 divisors (see below), whose sum is σ = 51295567680. Its totient is φ = 13878195456.

The previous prime is 28529086297. The next prime is 28529086331. The reversal of 28529086324 is 42368092582.

It is a congruent number.

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, 600232 + ... + 646015.

It is an arithmetic number, because the mean of its divisors is an integer number (2137315320).

Almost surely, 2^28529086324 is an apocalyptic number.

It is an amenable number.

28529086324 is a deficient number, since it is larger than the sum of its proper divisors (22766481356).

28529086324 is a wasteful number, since it uses less digits than its factorization.

28529086324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246407 (or 1246405 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 28529086324 in words is "twenty-eight billion, five hundred twenty-nine million, eighty-six thousand, three hundred twenty-four".