3865598076925 has 24 divisors (see below), whose sum is σ = 5287964126760. Its totient is φ = 2784971212800.

The previous prime is 3865598076911. The next prime is 3865598076947. The reversal of 3865598076925 is 5296708955683.

It can be written as a sum of positive squares in 12 ways, for example, as 3752565619716 + 113032457209 = 1937154^2 + 336203^2 .

It is not a de Polignac number, because 3865598076925 - 2⁷ = 3865598076797 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145037260 + ... + 145063909.

It is an arithmetic number, because the mean of its divisors is an integer number (220331838615).

Almost surely, 2^{3865598076925} is an apocalyptic number.

It is an amenable number.

3865598076925 is a deficient number, since it is larger than the sum of its proper divisors (1422366049835).

3865598076925 is a wasteful number, since it uses less digits than its factorization.

3865598076925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290101233 (or 290101228 counting only the distinct ones).

The product of its (nonzero) digits is 979776000, while the sum is 73.

The spelling of 3865598076925 in words is "three trillion, eight hundred sixty-five billion, five hundred ninety-eight million, seventy-six thousand, nine hundred twenty-five".