225156435092 has 12 divisors (see below), whose sum is σ = 394035449556. Its totient is φ = 112574878080.

The previous prime is 225156435067. The next prime is 225156435131. The reversal of 225156435092 is 290534651522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 118641669136 + 106514765956 = 344444^2 + 326366^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679973 + ... + 955340.

It is an arithmetic number, because the mean of its divisors is an integer number (32836287463).

Almost surely, 2^225156435092 is an apocalyptic number.

It is an amenable number.

225156435092 is a deficient number, since it is larger than the sum of its proper divisors (168879014464).

225156435092 is a wasteful number, since it uses less digits than its factorization.

225156435092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669738 (or 1669736 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 225156435092 in words is "two hundred twenty-five billion, one hundred fifty-six million, four hundred thirty-five thousand, ninety-two".