331716396090 has 32 divisors (see below), whose sum is σ = 796175444736. Its totient is φ = 88451472960.

The previous prime is 331716396073. The next prime is 331716396097. The reversal of 331716396090 is 90693617133.

331716396090 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×331716396090² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331716396097) 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, 51519 + ... + 816141.

It is an arithmetic number, because the mean of its divisors is an integer number (24880482648).

Almost surely, 2^331716396090 is an apocalyptic number.

331716396090 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

331716396090 is an abundant number, since it is smaller than the sum of its proper divisors (464459048646).

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

331716396090 is a wasteful number, since it uses less digits than its factorization.

331716396090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779094.

The product of its (nonzero) digits is 551124, while the sum is 48.

The spelling of 331716396090 in words is "three hundred thirty-one billion, seven hundred sixteen million, three hundred ninety-six thousand, ninety".