72088305892 has 24 divisors (see below), whose sum is σ = 128293949952. Its totient is φ = 35435769600.

The previous prime is 72088305889. The next prime is 72088305953. The reversal of 72088305892 is 29850388027.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259284 + ... + 459787.

It is an arithmetic number, because the mean of its divisors is an integer number (5345581248).

Almost surely, 2^72088305892 is an apocalyptic number.

It is an amenable number.

72088305892 is a deficient number, since it is larger than the sum of its proper divisors (56205644060).

72088305892 is a wasteful number, since it uses less digits than its factorization.

72088305892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719499 (or 719497 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 72088305892 in words is "seventy-two billion, eighty-eight million, three hundred five thousand, eight hundred ninety-two".