22922543405 has 6 divisors (see below), whose sum is σ = 27507458346. Its totient is φ = 18337763888.

The previous prime is 22922543387. The next prime is 22922543417. The reversal of 22922543405 is 50434522922.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2224254244 + 20698289161 = 47162^2 + 143869^2 .

It is not a de Polignac number, because 22922543405 - 2¹⁴ = 22922527021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 304691 + ... + 372399.

It is an arithmetic number, because the mean of its divisors is an integer number (4584576391).

Almost surely, 2^22922543405 is an apocalyptic number.

It is an amenable number.

22922543405 is a deficient number, since it is larger than the sum of its proper divisors (4584914941).

22922543405 is an frugal number, since it uses more digits than its factorization.

22922543405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135423 (or 67714 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 22922543405 in words is "twenty-two billion, nine hundred twenty-two million, five hundred forty-three thousand, four hundred five".