225557024667 has 16 divisors (see below), whose sum is σ = 325666137888. Its totient is φ = 138037443840.

The previous prime is 225557024663. The next prime is 225557024683. The reversal of 225557024667 is 766420755522.

It is not a de Polignac number, because 225557024667 - 2² = 225557024663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225557024663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15969498 + ... + 15983615.

It is an arithmetic number, because the mean of its divisors is an integer number (20354133618).

Almost surely, 2^225557024667 is an apocalyptic number.

225557024667 is a deficient number, since it is larger than the sum of its proper divisors (100109113221).

225557024667 is a wasteful number, since it uses less digits than its factorization.

225557024667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31953310.

The product of its (nonzero) digits is 7056000, while the sum is 51.

The spelling of 225557024667 in words is "two hundred twenty-five billion, five hundred fifty-seven million, twenty-four thousand, six hundred sixty-seven".