3125347190972 has 48 divisors (see below), whose sum is σ = 5677369687584. Its totient is φ = 1504470240000.

The previous prime is 3125347190969. The next prime is 3125347190993. The reversal of 3125347190972 is 2790917435213.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 5157347 + ... + 5731397.

It is an arithmetic number, because the mean of its divisors is an integer number (118278535158).

Almost surely, 2^{3125347190972} is an apocalyptic number.

It is an amenable number.

3125347190972 is a deficient number, since it is larger than the sum of its proper divisors (2552022496612).

3125347190972 is a wasteful number, since it uses less digits than its factorization.

3125347190972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574590 (or 574588 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 53.

The spelling of 3125347190972 in words is "three trillion, one hundred twenty-five billion, three hundred forty-seven million, one hundred ninety thousand, nine hundred seventy-two".