225766623164 has 96 divisors (see below), whose sum is σ = 419412168000. Its totient is φ = 106225827840.

The previous prime is 225766623139. The next prime is 225766623167. The reversal of 225766623164 is 461326667522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225766623167) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119515532 + ... + 119517420.

It is an arithmetic number, because the mean of its divisors is an integer number (4368876750).

Almost surely, 2^225766623164 is an apocalyptic number.

It is an amenable number.

225766623164 is a deficient number, since it is larger than the sum of its proper divisors (193645544836).

225766623164 is a wasteful number, since it uses less digits than its factorization.

225766623164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223 (or 2221 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 50.

The spelling of 225766623164 in words is "two hundred twenty-five billion, seven hundred sixty-six million, six hundred twenty-three thousand, one hundred sixty-four".