331512127926672 has 160 divisors (see below), whose sum is σ = 1068536886405120. Its totient is φ = 86041762882560.

The previous prime is 331512127926607. The next prime is 331512127926673. The reversal of 331512127926672 is 276629721215133.

It is a happy number.

It is a super-2 number, since 2×331512127926672² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331512127926673) by changing a digit.

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, 29126053 + ... + 38876100.

It is an arithmetic number, because the mean of its divisors is an integer number (6678355540032).

Almost surely, 2^{331512127926672} is an apocalyptic number.

It is an amenable number.

331512127926672 is an abundant number, since it is smaller than the sum of its proper divisors (737024758478448).

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

331512127926672 is a wasteful number, since it uses less digits than its factorization.

331512127926672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68003501 (or 68003495 counting only the distinct ones).

The product of its digits is 11430720, while the sum is 57.

The spelling of 331512127926672 in words is "three hundred thirty-one trillion, five hundred twelve billion, one hundred twenty-seven million, nine hundred twenty-six thousand, six hundred seventy-two".