425632748994 has 24 divisors (see below), whose sum is σ = 922342419180. Its totient is φ = 141856332288.

The previous prime is 425632748963. The next prime is 425632749011. The reversal of 425632748994 is 499847236524.

425632748994 is a `hidden beast` number, since 4 + 2 + 5 + 63 + 2 + 7 + 489 + 94 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 424860186969 + 772562025 = 651813^2 + 27795^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1647147 + ... + 1887950.

Almost surely, 2^425632748994 is an apocalyptic number.

425632748994 is an abundant number, since it is smaller than the sum of its proper divisors (496709670186).

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

425632748994 is a wasteful number, since it uses less digits than its factorization.

425632748994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3541794 (or 3541791 counting only the distinct ones).

The product of its digits is 104509440, while the sum is 63.

The spelling of 425632748994 in words is "four hundred twenty-five billion, six hundred thirty-two million, seven hundred forty-eight thousand, nine hundred ninety-four".