225457379588 has 18 divisors (see below), whose sum is σ = 458966808846. Its totient is φ = 96624591168.

The previous prime is 225457379527. The next prime is 225457379597. The reversal of 225457379588 is 885973754522.

It can be written as a sum of positive squares in only one way, i.e., 206413931584 + 19043448004 = 454328^2 + 137998^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 575146181 + ... + 575146572.

It is an arithmetic number, because the mean of its divisors is an integer number (25498156047).

Almost surely, 2^225457379588 is an apocalyptic number.

225457379588 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

225457379588 is an abundant number, since it is smaller than the sum of its proper divisors (233509429258).

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

225457379588 is a wasteful number, since it uses less digits than its factorization.

225457379588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150292771 (or 1150292762 counting only the distinct ones).

The product of its digits is 169344000, while the sum is 65.

The spelling of 225457379588 in words is "two hundred twenty-five billion, four hundred fifty-seven million, three hundred seventy-nine thousand, five hundred eighty-eight".