3125945370975 has 24 divisors (see below), whose sum is σ = 5906548206720. Its totient is φ = 1429003597920.

The previous prime is 3125945370971. The next prime is 3125945370983. The reversal of 3125945370975 is 5790735495213.

It is not a de Polignac number, because 3125945370975 - 2² = 3125945370971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125945370971) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2977090305 + ... + 2977091354.

It is an arithmetic number, because the mean of its divisors is an integer number (246106175280).

Almost surely, 2^{3125945370975} is an apocalyptic number.

3125945370975 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3125945370975 is a deficient number, since it is larger than the sum of its proper divisors (2780602835745).

3125945370975 is a wasteful number, since it uses less digits than its factorization.

3125945370975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5954181679 (or 5954181674 counting only the distinct ones).

The product of its (nonzero) digits is 35721000, while the sum is 60.

The spelling of 3125945370975 in words is "three trillion, one hundred twenty-five billion, nine hundred forty-five million, three hundred seventy thousand, nine hundred seventy-five".