22422566454 has 16 divisors (see below), whose sum is σ = 45799285248. Its totient is φ = 7315163432.

The previous prime is 22422566447. The next prime is 22422566459. The reversal of 22422566454 is 45466522422.

It is a super-2 number, since 2×22422566454² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22422566459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39756042 + ... + 39756605.

It is an arithmetic number, because the mean of its divisors is an integer number (2862455328).

Almost surely, 2^22422566454 is an apocalyptic number.

22422566454 is an abundant number, since it is smaller than the sum of its proper divisors (23376718794).

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

22422566454 is a wasteful number, since it uses less digits than its factorization.

22422566454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79512699.

The product of its digits is 921600, while the sum is 42.

The spelling of 22422566454 in words is "twenty-two billion, four hundred twenty-two million, five hundred sixty-six thousand, four hundred fifty-four".