312836987712 has 112 divisors (see below), whose sum is σ = 867622295232. Its totient is φ = 99369553920.

The previous prime is 312836987711. The next prime is 312836987737. The reversal of 312836987712 is 217789638213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312836987711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123603 + ... + 800594.

It is an arithmetic number, because the mean of its divisors is an integer number (7746627636).

Almost surely, 2^312836987712 is an apocalyptic number.

312836987712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 312836987712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (433811147616).

312836987712 is an abundant number, since it is smaller than the sum of its proper divisors (554785307520).

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

312836987712 is a wasteful number, since it uses less digits than its factorization.

312836987712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924296 (or 924286 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 57.

The spelling of 312836987712 in words is "three hundred twelve billion, eight hundred thirty-six million, nine hundred eighty-seven thousand, seven hundred twelve".