22457275422 has 16 divisors (see below), whose sum is σ = 44917535232. Its totient is φ = 7485261080.

The previous prime is 22457275387. The next prime is 22457275441.

22457275422 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 19758 + ... + 212849.

It is an arithmetic number, because the mean of its divisors is an integer number (2807345952).

Almost surely, 2^22457275422 is an apocalyptic number.

22457275422 is an abundant number, since it is smaller than the sum of its proper divisors (22460259810).

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

22457275422 is a wasteful number, since it uses less digits than its factorization.

22457275422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248703.

The product of its digits is 627200, while the sum is 42.

The spelling of 22457275422 in words is "twenty-two billion, four hundred fifty-seven million, two hundred seventy-five thousand, four hundred twenty-two".