425454939804 has 12 divisors (see below), whose sum is σ = 992728192904. Its totient is φ = 141818313264.

The previous prime is 425454939787. The next prime is 425454939829. The reversal of 425454939804 is 408939454524.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) 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 3 ways as a sum of consecutive naturals, for example, 17727289147 + ... + 17727289170.

Almost surely, 2^425454939804 is an apocalyptic number.

It is an amenable number.

425454939804 is an abundant number, since it is smaller than the sum of its proper divisors (567273253100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425454939804 is a wasteful number, since it uses less digits than its factorization.

425454939804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35454578324 (or 35454578322 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 57.

The spelling of 425454939804 in words is "four hundred twenty-five billion, four hundred fifty-four million, nine hundred thirty-nine thousand, eight hundred four".