312989021106740 has 24 divisors (see below), whose sum is σ = 717029393808672. Its totient is φ = 113814189493280.

The previous prime is 312989021106719. The next prime is 312989021106851. The reversal of 312989021106740 is 47601120989213.

It is a congruent number.

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, 711338684114 + ... + 711338684553.

It is an arithmetic number, because the mean of its divisors is an integer number (29876224742028).

Almost surely, 2^{312989021106740} is an apocalyptic number.

It is an amenable number.

312989021106740 is an abundant number, since it is smaller than the sum of its proper divisors (404040372701932).

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

312989021106740 is a wasteful number, since it uses less digits than its factorization.

312989021106740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422677368687 (or 1422677368685 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 312989021106740 in words is "three hundred twelve trillion, nine hundred eighty-nine billion, twenty-one million, one hundred six thousand, seven hundred forty".