425351231564 has 12 divisors (see below), whose sum is σ = 850702463184. Its totient is φ = 182293384944.

The previous prime is 425351231507. The next prime is 425351231581. The reversal of 425351231564 is 465132153524.

425351231564 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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, 7595557679 + ... + 7595557734.

It is an arithmetic number, because the mean of its divisors is an integer number (70891871932).

Almost surely, 2^425351231564 is an apocalyptic number.

It is an amenable number.

425351231564 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

425351231564 is a wasteful number, since it uses less digits than its factorization.

425351231564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15191115424 (or 15191115422 counting only the distinct ones).

The product of its digits is 432000, while the sum is 41.

The spelling of 425351231564 in words is "four hundred twenty-five billion, three hundred fifty-one million, two hundred thirty-one thousand, five hundred sixty-four".