225539077872 has 40 divisors (see below), whose sum is σ = 607974908544. Its totient is φ = 71911009984.

The previous prime is 225539077871. The next prime is 225539077903. The reversal of 225539077872 is 278770935522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225539077871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102145218 + ... + 102147425.

Almost surely, 2^225539077872 is an apocalyptic number.

It is an amenable number.

225539077872 is an abundant number, since it is smaller than the sum of its proper divisors (382435830672).

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

225539077872 is a wasteful number, since it uses less digits than its factorization.

225539077872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204292677 (or 204292671 counting only the distinct ones).

The product of its (nonzero) digits is 14817600, while the sum is 57.

The spelling of 225539077872 in words is "two hundred twenty-five billion, five hundred thirty-nine million, seventy-seven thousand, eight hundred seventy-two".