425023244540 has 12 divisors (see below), whose sum is σ = 892548813576. Its totient is φ = 170009297808.

The previous prime is 425023244519. The next prime is 425023244573. The reversal of 425023244540 is 45442320524.

It is a self number, because there is not a number n which added to its sum of digits gives 425023244540.

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, 10625581094 + ... + 10625581133.

It is an arithmetic number, because the mean of its divisors is an integer number (74379067798).

Almost surely, 2^425023244540 is an apocalyptic number.

It is an amenable number.

425023244540 is an abundant number, since it is smaller than the sum of its proper divisors (467525569036).

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

425023244540 is a wasteful number, since it uses less digits than its factorization.

425023244540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21251162236 (or 21251162234 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

The spelling of 425023244540 in words is "four hundred twenty-five billion, twenty-three million, two hundred forty-four thousand, five hundred forty".