3031697314920 has 128 divisors (see below), whose sum is σ = 9156998154240. Its totient is φ = 802965623040.

The previous prime is 3031697314913. The next prime is 3031697314937. The reversal of 3031697314920 is 294137961303.

It is a self number, because there is not a number n which added to its sum of digits gives 3031697314920.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12207909 + ... + 12453771.

It is an arithmetic number, because the mean of its divisors is an integer number (71539048080).

Almost surely, 2^{3031697314920} is an apocalyptic number.

3031697314920 is a gapful number since it is divisible by the number (30) 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 3031697314920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4578499077120).

3031697314920 is an abundant number, since it is smaller than the sum of its proper divisors (6125300839320).

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

3031697314920 is a wasteful number, since it uses less digits than its factorization.

3031697314920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246575 (or 246571 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 48.

The spelling of 3031697314920 in words is "three trillion, thirty-one billion, six hundred ninety-seven million, three hundred fourteen thousand, nine hundred twenty".