425522138960 has 20 divisors (see below), whose sum is σ = 989338973268. Its totient is φ = 170208855552.

The previous prime is 425522138897. The next prime is 425522139001. The reversal of 425522138960 is 69831225524.

It can be written as a sum of positive squares in 2 ways, for example, as 144880719424 + 280641419536 = 380632^2 + 529756^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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, 2659513289 + ... + 2659513448.

Almost surely, 2^425522138960 is an apocalyptic number.

425522138960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425522138960 is an abundant number, since it is smaller than the sum of its proper divisors (563816834308).

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

425522138960 is a wasteful number, since it uses less digits than its factorization.

425522138960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319026750 (or 5319026744 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 425522138960 in words is "four hundred twenty-five billion, five hundred twenty-two million, one hundred thirty-eight thousand, nine hundred sixty".