3125190783125 has 20 divisors (see below), whose sum is σ = 3906378643068. Its totient is φ = 2499422640000.

The previous prime is 3125190783097. The next prime is 3125190783173. The reversal of 3125190783125 is 5213870915213.

It can be written as a sum of positive squares in 10 ways, for example, as 2918873157841 + 206317625284 = 1708471^2 + 454222^2 .

It is not a de Polignac number, because 3125190783125 - 2²⁰ = 3125189734549 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3125190783125.

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 19 ways as a sum of consecutive naturals, for example, 1417355 + ... + 2873895.

Almost surely, 2^{3125190783125} is an apocalyptic number.

It is an amenable number.

3125190783125 is a deficient number, since it is larger than the sum of its proper divisors (781187859943).

3125190783125 is an equidigital number, since it uses as much as digits as its factorization.

3125190783125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459994 (or 1459979 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 47.

The spelling of 3125190783125 in words is "three trillion, one hundred twenty-five billion, one hundred ninety million, seven hundred eighty-three thousand, one hundred twenty-five".