22543933254 has 12 divisors (see below), whose sum is σ = 45088602084. Its totient is φ = 7514521824.

The previous prime is 22543933213. The next prime is 22543933259. The reversal of 22543933254 is 45233934522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22543933259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 337134 + ... + 398430.

It is an arithmetic number, because the mean of its divisors is an integer number (3757383507).

Almost surely, 2^22543933254 is an apocalyptic number.

22543933254 is an abundant number, since it is smaller than the sum of its proper divisors (22544668830).

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

22543933254 is an frugal number, since it uses more digits than its factorization.

22543933254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122599 (or 61302 counting only the distinct ones).

The product of its digits is 777600, while the sum is 42.

The spelling of 22543933254 in words is "twenty-two billion, five hundred forty-three million, nine hundred thirty-three thousand, two hundred fifty-four".