83601851925 has 12 divisors (see below), whose sum is σ = 138221728640. Its totient is φ = 44587654320.

The previous prime is 83601851917. The next prime is 83601851959. The reversal of 83601851925 is 52915810638.

It is a happy number.

It is not a de Polignac number, because 83601851925 - 2³ = 83601851917 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 557345605 + ... + 557345754.

Almost surely, 2^83601851925 is an apocalyptic number.

It is an amenable number.

83601851925 is a deficient number, since it is larger than the sum of its proper divisors (54619876715).

83601851925 is a wasteful number, since it uses less digits than its factorization.

83601851925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114691372 (or 1114691367 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 48.

The spelling of 83601851925 in words is "eighty-three billion, six hundred one million, eight hundred fifty-one thousand, nine hundred twenty-five".