3937975408823 has 16 divisors (see below), whose sum is σ = 4128072031776. Its totient is φ = 3752367413760.

The previous prime is 3937975408817. The next prime is 3937975408889. The reversal of 3937975408823 is 3288045797393.

It is a cyclic number.

It is not a de Polignac number, because 3937975408823 - 2²² = 3937971214519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3937975408223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37310561 + ... + 37415957.

It is an arithmetic number, because the mean of its divisors is an integer number (258004501986).

Almost surely, 2^{3937975408823} is an apocalyptic number.

3937975408823 is a deficient number, since it is larger than the sum of its proper divisors (190096622953).

3937975408823 is a wasteful number, since it uses less digits than its factorization.

3937975408823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126674.

The product of its (nonzero) digits is 274337280, while the sum is 68.

The spelling of 3937975408823 in words is "three trillion, nine hundred thirty-seven billion, nine hundred seventy-five million, four hundred eight thousand, eight hundred twenty-three".