22443223145454 has 24 divisors (see below), whose sum is σ = 48627879334320. Its totient is φ = 7480936558368.

The previous prime is 22443223145443. The next prime is 22443223145471. The reversal of 22443223145454 is 45454132234422.

22443223145454 is a `hidden beast` number, since 2 + 2 + 4 + 4 + 32 + 23 + 145 + 454 = 666.

It is a super-2 number, since 2×22443223145454² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10478722 + ... + 12437445.

It is an arithmetic number, because the mean of its divisors is an integer number (2026161638930).

Almost surely, 2^{22443223145454} is an apocalyptic number.

22443223145454 is an abundant number, since it is smaller than the sum of its proper divisors (26184656188866).

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

22443223145454 is a wasteful number, since it uses less digits than its factorization.

22443223145454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22970584 (or 22970581 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 45.

Adding to 22443223145454 its reverse (45454132234422), we get a palindrome (67897355379876).

The spelling of 22443223145454 in words is "twenty-two trillion, four hundred forty-three billion, two hundred twenty-three million, one hundred forty-five thousand, four hundred fifty-four".