3925061122689 has 24 divisors (see below), whose sum is σ = 6486139063872. Its totient is φ = 2240582156640.

The previous prime is 3925061122687. The next prime is 3925061122721. The reversal of 3925061122689 is 9862211605293.

3925061122689 is a `hidden beast` number, since 3 + 9 + 2 + 506 + 1 + 122 + 6 + 8 + 9 = 666.

It is not a de Polignac number, because 3925061122689 - 2¹ = 3925061122687 is a prime.

It is a super-2 number, since 2×3925061122689² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3925061122687) 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, 32020474 + ... + 32142819.

It is an arithmetic number, because the mean of its divisors is an integer number (270255794328).

Almost surely, 2^{3925061122689} is an apocalyptic number.

It is an amenable number.

3925061122689 is a deficient number, since it is larger than the sum of its proper divisors (2561077941183).

3925061122689 is a wasteful number, since it uses less digits than its factorization.

3925061122689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64164277 (or 64164274 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 3925061122689 in words is "three trillion, nine hundred twenty-five billion, sixty-one million, one hundred twenty-two thousand, six hundred eighty-nine".