225115273104 has 40 divisors (see below), whose sum is σ = 581587246272. Its totient is φ = 75033333120.

The previous prime is 225115273081. The next prime is 225115273109. The reversal of 225115273104 is 401372511522.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (225115273109) 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, 592309 + ... + 895019.

Almost surely, 2^225115273104 is an apocalyptic number.

225115273104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

225115273104 is an abundant number, since it is smaller than the sum of its proper divisors (356471973168).

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

225115273104 is a wasteful number, since it uses less digits than its factorization.

225115273104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318215 (or 318209 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

Adding to 225115273104 its reverse (401372511522), we get a palindrome (626487784626).

The spelling of 225115273104 in words is "two hundred twenty-five billion, one hundred fifteen million, two hundred seventy-three thousand, one hundred four".