312948285828 has 48 divisors (see below), whose sum is σ = 768921289920. Its totient is φ = 98790240384.

The previous prime is 312948285799. The next prime is 312948285877. The reversal of 312948285828 is 828582849213.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392350 + ... + 883082.

It is an arithmetic number, because the mean of its divisors is an integer number (16019193540).

Almost surely, 2^312948285828 is an apocalyptic number.

312948285828 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

312948285828 is an abundant number, since it is smaller than the sum of its proper divisors (455973004092).

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

312948285828 is a wasteful number, since it uses less digits than its factorization.

312948285828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493556 (or 493554 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 60.

The spelling of 312948285828 in words is "three hundred twelve billion, nine hundred forty-eight million, two hundred eighty-five thousand, eight hundred twenty-eight".