225255743502 has 16 divisors (see below), whose sum is σ = 450516321360. Its totient is φ = 75084442112.

The previous prime is 225255743483. The next prime is 225255743513. The reversal of 225255743502 is 205347552522.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749968 + ... + 1006460.

It is an arithmetic number, because the mean of its divisors is an integer number (28157270085).

Almost surely, 2^225255743502 is an apocalyptic number.

225255743502 is an abundant number, since it is smaller than the sum of its proper divisors (225260577858).

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

225255743502 is a wasteful number, since it uses less digits than its factorization.

225255743502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402867.

The product of its (nonzero) digits is 840000, while the sum is 42.

The spelling of 225255743502 in words is "two hundred twenty-five billion, two hundred fifty-five million, seven hundred forty-three thousand, five hundred two".