225057720472 has 24 divisors (see below), whose sum is σ = 456940418940. Its totient is φ = 103872793440.

The previous prime is 225057720457. The next prime is 225057720487. The reversal of 225057720472 is 274027750522.

It is an interprime number because it is at equal distance from previous prime (225057720457) and next prime (225057720487).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83230054 + ... + 83232757.

Almost surely, 2^225057720472 is an apocalyptic number.

It is an amenable number.

225057720472 is an abundant number, since it is smaller than the sum of its proper divisors (231882698468).

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

225057720472 is a wasteful number, since it uses less digits than its factorization.

225057720472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166462843 (or 166462826 counting only the distinct ones).

The product of its (nonzero) digits is 548800, while the sum is 43.

It can be divided in two parts, 2250577 and 20472, that added together give a square (2271049 = 1507²).

The spelling of 225057720472 in words is "two hundred twenty-five billion, fifty-seven million, seven hundred twenty thousand, four hundred seventy-two".