72588028988 has 12 divisors (see below), whose sum is σ = 127031922192. Its totient is φ = 36293194080.

The previous prime is 72588028987. The next prime is 72588028991. The reversal of 72588028988 is 88982088527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72588028987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21881 + ... + 381647.

It is an arithmetic number, because the mean of its divisors is an integer number (10585993516).

Almost surely, 2^72588028988 is an apocalyptic number.

It is an amenable number.

72588028988 is a deficient number, since it is larger than the sum of its proper divisors (54443893204).

72588028988 is a wasteful number, since it uses less digits than its factorization.

72588028988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410212 (or 410210 counting only the distinct ones).

The product of its (nonzero) digits is 41287680, while the sum is 65.

The spelling of 72588028988 in words is "seventy-two billion, five hundred eighty-eight million, twenty-eight thousand, nine hundred eighty-eight".