225156435164 has 12 divisors (see below), whose sum is σ = 394325242584. Its totient is φ = 112492080144.

The previous prime is 225156435151. The next prime is 225156435193. The reversal of 225156435164 is 461534651522.

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, 21528479 + ... + 21538934.

It is an arithmetic number, because the mean of its divisors is an integer number (32860436882).

Almost surely, 2^225156435164 is an apocalyptic number.

It is an amenable number.

225156435164 is a deficient number, since it is larger than the sum of its proper divisors (169168807420).

225156435164 is a wasteful number, since it uses less digits than its factorization.

225156435164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43068724 (or 43068722 counting only the distinct ones).

The product of its digits is 864000, while the sum is 44.

The spelling of 225156435164 in words is "two hundred twenty-five billion, one hundred fifty-six million, four hundred thirty-five thousand, one hundred sixty-four".