842508425925 has 24 divisors (see below), whose sum is σ = 1547719183680. Its totient is φ = 449337826800.

The previous prime is 842508425893. The next prime is 842508425939. The reversal of 842508425925 is 529524805248.

842508425925 is a `hidden beast` number, since 8 + 4 + 2 + 5 + 0 + 8 + 42 + 592 + 5 = 666.

It is not a de Polignac number, because 842508425925 - 2⁵ = 842508425893 is a prime.

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, 624079641 + ... + 624080990.

It is an arithmetic number, because the mean of its divisors is an integer number (64488299320).

Almost surely, 2^842508425925 is an apocalyptic number.

It is an amenable number.

842508425925 is a deficient number, since it is larger than the sum of its proper divisors (705210757755).

842508425925 is a wasteful number, since it uses less digits than its factorization.

842508425925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248160650 (or 1248160639 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 54.

The spelling of 842508425925 in words is "eight hundred forty-two billion, five hundred eight million, four hundred twenty-five thousand, nine hundred twenty-five".