22271895458 has 6 divisors (see below), whose sum is σ = 33408159771. Its totient is φ = 11135842202.

The previous prime is 22271895421. The next prime is 22271895469. The reversal of 22271895458 is 85459817222.

It can be written as a sum of positive squares in only one way, i.e., 11135947729 + 11135947729 = 105527^2 + 105527^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105527.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 158291 + ... + 263817.

Almost surely, 2^22271895458 is an apocalyptic number.

22271895458 is a deficient number, since it is larger than the sum of its proper divisors (11136264313).

22271895458 is an frugal number, since it uses more digits than its factorization.

22271895458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211056 (or 105529 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 53.

The spelling of 22271895458 in words is "twenty-two billion, two hundred seventy-one million, eight hundred ninety-five thousand, four hundred fifty-eight".