312948287272 has 16 divisors (see below), whose sum is σ = 617661093600. Its totient is φ = 148238662320.

The previous prime is 312948287263. The next prime is 312948287297. The reversal of 312948287272 is 272782849213.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1029435004 + ... + 1029435307.

It is an arithmetic number, because the mean of its divisors is an integer number (38603818350).

Almost surely, 2^312948287272 is an apocalyptic number.

It is an amenable number.

312948287272 is a deficient number, since it is larger than the sum of its proper divisors (304712806328).

312948287272 is a wasteful number, since it uses less digits than its factorization.

312948287272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058870336 (or 2058870332 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 55.

The spelling of 312948287272 in words is "three hundred twelve billion, nine hundred forty-eight million, two hundred eighty-seven thousand, two hundred seventy-two".