902404730972 has 24 divisors (see below), whose sum is σ = 1585847480112. Its totient is φ = 449306240000.

The previous prime is 902404730951. The next prime is 902404730999. The reversal of 902404730972 is 279037404209.

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, 4595522 + ... + 4787862.

It is an arithmetic number, because the mean of its divisors is an integer number (66076978338).

Almost surely, 2^902404730972 is an apocalyptic number.

It is an amenable number.

902404730972 is a deficient number, since it is larger than the sum of its proper divisors (683442749140).

902404730972 is a wasteful number, since it uses less digits than its factorization.

902404730972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197269 (or 197267 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 902404730972 in words is "nine hundred two billion, four hundred four million, seven hundred thirty thousand, nine hundred seventy-two".