3655839274125 has 32 divisors (see below), whose sum is σ = 6403491120000. Its totient is φ = 1847160892800.

The previous prime is 3655839274117. The next prime is 3655839274133. The reversal of 3655839274125 is 5214729385563.

It is an interprime number because it is at equal distance from previous prime (3655839274117) and next prime (3655839274133).

It is not a de Polignac number, because 3655839274125 - 2³ = 3655839274117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 256543000 + ... + 256557249.

It is an arithmetic number, because the mean of its divisors is an integer number (200109097500).

Almost surely, 2^{3655839274125} is an apocalyptic number.

It is an amenable number.

3655839274125 is a deficient number, since it is larger than the sum of its proper divisors (2747651845875).

3655839274125 is a wasteful number, since it uses less digits than its factorization.

3655839274125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513100286 (or 513100276 counting only the distinct ones).

The product of its digits is 54432000, while the sum is 60.

The spelling of 3655839274125 in words is "three trillion, six hundred fifty-five billion, eight hundred thirty-nine million, two hundred seventy-four thousand, one hundred twenty-five".