425924978512 has 40 divisors (see below), whose sum is σ = 900288708192. Its totient is φ = 193594051200.

The previous prime is 425924978509. The next prime is 425924978561. The reversal of 425924978512 is 215879429524.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6424638 + ... + 6490594.

Almost surely, 2^425924978512 is an apocalyptic number.

It is an amenable number.

425924978512 is an abundant number, since it is smaller than the sum of its proper divisors (474363729680).

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

425924978512 is a wasteful number, since it uses less digits than its factorization.

425924978512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102667 (or 102661 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 58.

The spelling of 425924978512 in words is "four hundred twenty-five billion, nine hundred twenty-four million, nine hundred seventy-eight thousand, five hundred twelve".