306136804272 has 40 divisors (see below), whose sum is σ = 851688290544. Its totient is φ = 94195939584.

The previous prime is 306136804261. The next prime is 306136804291. The reversal of 306136804272 is 272408631603.

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, 245301303 + ... + 245302550.

Almost surely, 2^306136804272 is an apocalyptic number.

It is an amenable number.

306136804272 is an abundant number, since it is smaller than the sum of its proper divisors (545551486272).

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

306136804272 is a wasteful number, since it uses less digits than its factorization.

306136804272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490603877 (or 490603871 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 306136804272 in words is "three hundred six billion, one hundred thirty-six million, eight hundred four thousand, two hundred seventy-two".