168425850925 has 24 divisors (see below), whose sum is σ = 215308469376. Its totient is φ = 130600376640.

The previous prime is 168425850907. The next prime is 168425850953. The reversal of 168425850925 is 529058524861.

It is not a de Polignac number, because 168425850925 - 2²⁷ = 168291633197 is a prime.

It is a super-3 number, since 3×168425850925³ (a number of 35 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

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, 102889 + ... + 589438.

It is an arithmetic number, because the mean of its divisors is an integer number (8971186224).

Almost surely, 2^168425850925 is an apocalyptic number.

It is an amenable number.

168425850925 is a deficient number, since it is larger than the sum of its proper divisors (46882618451).

168425850925 is a wasteful number, since it uses less digits than its factorization.

168425850925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692637 (or 692632 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 55.

The spelling of 168425850925 in words is "one hundred sixty-eight billion, four hundred twenty-five million, eight hundred fifty thousand, nine hundred twenty-five".