225425640104 has 64 divisors (see below), whose sum is σ = 495066297600. Its totient is φ = 94210905600.

The previous prime is 225425640043. The next prime is 225425640119. The reversal of 225425640104 is 401046524522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5187989 + ... + 5231259.

It is an arithmetic number, because the mean of its divisors is an integer number (7735410900).

Almost surely, 2^225425640104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225425640104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247533148800).

225425640104 is an abundant number, since it is smaller than the sum of its proper divisors (269640657496).

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

225425640104 is a wasteful number, since it uses less digits than its factorization.

225425640104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45594 (or 45590 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 225425640104 in words is "two hundred twenty-five billion, four hundred twenty-five million, six hundred forty thousand, one hundred four".