3864725125526 has 48 divisors (see below), whose sum is σ = 6162982848000. Its totient is φ = 1817318398896.

The previous prime is 3864725125517. The next prime is 3864725125561. The reversal of 3864725125526 is 6255215274683.

It is a super-2 number, since 2×3864725125526² (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 23 ways as a sum of consecutive naturals, for example, 63618995 + ... + 63679713.

It is an arithmetic number, because the mean of its divisors is an integer number (128395476000).

Almost surely, 2^{3864725125526} is an apocalyptic number.

3864725125526 is a deficient number, since it is larger than the sum of its proper divisors (2298257722474).

3864725125526 is a wasteful number, since it uses less digits than its factorization.

3864725125526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61401 (or 61382 counting only the distinct ones).

The product of its digits is 24192000, while the sum is 56.

The spelling of 3864725125526 in words is "three trillion, eight hundred sixty-four billion, seven hundred twenty-five million, one hundred twenty-five thousand, five hundred twenty-six".