225686425916 has 48 divisors (see below), whose sum is σ = 452068972992. Its totient is φ = 96573734400.

The previous prime is 225686425907. The next prime is 225686425927. The reversal of 225686425916 is 619524686522.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78882326 + ... + 78885186.

It is an arithmetic number, because the mean of its divisors is an integer number (9418103604).

Almost surely, 2^225686425916 is an apocalyptic number.

It is an amenable number.

225686425916 is an abundant number, since it is smaller than the sum of its proper divisors (226382547076).

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

225686425916 is a wasteful number, since it uses less digits than its factorization.

225686425916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6230 (or 6228 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 56.

The spelling of 225686425916 in words is "two hundred twenty-five billion, six hundred eighty-six million, four hundred twenty-five thousand, nine hundred sixteen".