31464145334372 has 12 divisors (see below), whose sum is σ = 55088867329020. Its totient is φ = 15724468954656.

The previous prime is 31464145334341. The next prime is 31464145334389. The reversal of 31464145334372 is 27343354146413.

It can be written as a sum of positive squares in 2 ways, for example, as 14294856969316 + 17169288365056 = 3780854^2 + 4143584^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 31464145334372.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900918823 + ... + 1900935374.

It is an arithmetic number, because the mean of its divisors is an integer number (4590738944085).

Almost surely, 2^{31464145334372} is an apocalyptic number.

It is an amenable number.

31464145334372 is a deficient number, since it is larger than the sum of its proper divisors (23624721994648).

31464145334372 is a wasteful number, since it uses less digits than its factorization.

31464145334372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3801856270 (or 3801856268 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 50.

The spelling of 31464145334372 in words is "thirty-one trillion, four hundred sixty-four billion, one hundred forty-five million, three hundred thirty-four thousand, three hundred seventy-two".