225913040433 has 24 divisors (see below), whose sum is σ = 327786600960. Its totient is φ = 149931660480.

The previous prime is 225913040429. The next prime is 225913040453. The reversal of 225913040433 is 334040319522.

225913040433 is a `hidden beast` number, since 2 + 2 + 59 + 130 + 40 + 433 = 666.

It is not a de Polignac number, because 225913040433 - 2² = 225913040429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225913040453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7713928 + ... + 7743158.

It is an arithmetic number, because the mean of its divisors is an integer number (13657775040).

Almost surely, 2^225913040433 is an apocalyptic number.

It is an amenable number.

225913040433 is a deficient number, since it is larger than the sum of its proper divisors (101873560527).

225913040433 is a wasteful number, since it uses less digits than its factorization.

225913040433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33069 (or 33066 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 225913040433 its reverse (334040319522), we get a palindrome (559953359955).

The spelling of 225913040433 in words is "two hundred twenty-five billion, nine hundred thirteen million, forty thousand, four hundred thirty-three".