22240133449 has 2 divisors, whose sum is σ = 22240133450. Its totient is φ = 22240133448.

The previous prime is 22240133401. The next prime is 22240133459. The reversal of 22240133449 is 94433104222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21256182025 + 983951424 = 145795^2 + 31368^2 .

It is a cyclic number.

It is not a de Polignac number, because 22240133449 - 2²³ = 22231744841 is a prime.

It is not a weakly prime, because it can be changed into another prime (22240133459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120066724 + 11120066725.

It is an arithmetic number, because the mean of its divisors is an integer number (11120066725).

Almost surely, 2^22240133449 is an apocalyptic number.

It is an amenable number.

22240133449 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240133449 is an equidigital number, since it uses as much as digits as its factorization.

22240133449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 22240133449 in words is "twenty-two billion, two hundred forty million, one hundred thirty-three thousand, four hundred forty-nine".