28588555704 has 32 divisors (see below), whose sum is σ = 71562251520. Its totient is φ = 9517403616.

The previous prime is 28588555651. The next prime is 28588555717. The reversal of 28588555704 is 40755588582.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

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, 737904 + ... + 775679.

It is an arithmetic number, because the mean of its divisors is an integer number (2236320360).

Almost surely, 2^28588555704 is an apocalyptic number.

28588555704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

28588555704 is an abundant number, since it is smaller than the sum of its proper divisors (42973695816).

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

28588555704 is a wasteful number, since it uses less digits than its factorization.

28588555704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514379 (or 1514375 counting only the distinct ones).

The product of its (nonzero) digits is 17920000, while the sum is 57.

The spelling of 28588555704 in words is "twenty-eight billion, five hundred eighty-eight million, five hundred fifty-five thousand, seven hundred four".