3941939387452 has 48 divisors (see below), whose sum is σ = 7534984310784. Its totient is φ = 1789538256000.

The previous prime is 3941939387401. The next prime is 3941939387521. The reversal of 3941939387452 is 2547839391493.

It is a super-2 number, since 2×3941939387452² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267914848 + ... + 267929560.

It is an arithmetic number, because the mean of its divisors is an integer number (156978839808).

Almost surely, 2^{3941939387452} is an apocalyptic number.

It is an amenable number.

3941939387452 is a deficient number, since it is larger than the sum of its proper divisors (3593044923332).

3941939387452 is a wasteful number, since it uses less digits than its factorization.

3941939387452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21970 (or 21968 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 67.

The spelling of 3941939387452 in words is "three trillion, nine hundred forty-one billion, nine hundred thirty-nine million, three hundred eighty-seven thousand, four hundred fifty-two".