225734651625 has 48 divisors (see below), whose sum is σ = 436948611840. Its totient is φ = 103192975200.

The previous prime is 225734651591. The next prime is 225734651627. The reversal of 225734651625 is 526156437522.

It is not a de Polignac number, because 225734651625 - 2¹⁸ = 225734389481 is a prime.

It is a super-2 number, since 2×225734651625² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225734651627) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6124065 + ... + 6160814.

It is an arithmetic number, because the mean of its divisors is an integer number (9103096080).

Almost surely, 2^225734651625 is an apocalyptic number.

225734651625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

225734651625 is a deficient number, since it is larger than the sum of its proper divisors (211213960215).

225734651625 is a wasteful number, since it uses less digits than its factorization.

225734651625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12284911 (or 12284894 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 48.

The spelling of 225734651625 in words is "two hundred twenty-five billion, seven hundred thirty-four million, six hundred fifty-one thousand, six hundred twenty-five".