313121791890084 has 48 divisors (see below), whose sum is σ = 731294396600768. Its totient is φ = 104277239008128.

The previous prime is 313121791890041. The next prime is 313121791890091. The reversal of 313121791890084 is 480098197121313.

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, 450523107 + ... + 451217589.

Almost surely, 2^{313121791890084} is an apocalyptic number.

It is an amenable number.

313121791890084 is an abundant number, since it is smaller than the sum of its proper divisors (418172604710684).

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

313121791890084 is a wasteful number, since it uses less digits than its factorization.

313121791890084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729244 (or 729242 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 57.

The spelling of 313121791890084 in words is "three hundred thirteen trillion, one hundred twenty-one billion, seven hundred ninety-one million, eight hundred ninety thousand, eighty-four".