312132978698004 has 144 divisors (see below), whose sum is σ = 811324386512640. Its totient is φ = 101137270291200.

The previous prime is 312132978697979. The next prime is 312132978698011. The reversal of 312132978698004 is 400896879231213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3308163429 + ... + 3308257779.

It is an arithmetic number, because the mean of its divisors is an integer number (5634197128560).

Almost surely, 2^{312132978698004} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 312132978698004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (405662193256320).

312132978698004 is an abundant number, since it is smaller than the sum of its proper divisors (499191407814636).

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

312132978698004 is a wasteful number, since it uses less digits than its factorization.

312132978698004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110430 (or 110425 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 63.

The spelling of 312132978698004 in words is "three hundred twelve trillion, one hundred thirty-two billion, nine hundred seventy-eight million, six hundred ninety-eight thousand, four".