3861825508025 has 24 divisors (see below), whose sum is σ = 4811113735680. Its totient is φ = 3074982099840.

The previous prime is 3861825507989. The next prime is 3861825508049. The reversal of 3861825508025 is 5208055281683.

It is not a de Polignac number, because 3861825508025 - 2⁶ = 3861825507961 is a prime.

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, 28437236 + ... + 28572714.

It is an arithmetic number, because the mean of its divisors is an integer number (200463072320).

Almost surely, 2^{3861825508025} is an apocalyptic number.

It is an amenable number.

3861825508025 is a deficient number, since it is larger than the sum of its proper divisors (949288227655).

3861825508025 is a wasteful number, since it uses less digits than its factorization.

3861825508025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140825 (or 140820 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 53.

The spelling of 3861825508025 in words is "three trillion, eight hundred sixty-one billion, eight hundred twenty-five million, five hundred eight thousand, twenty-five".