22338889454 has 16 divisors (see below), whose sum is σ = 38476738176. Its totient is φ = 9528435000.

The previous prime is 22338889303. The next prime is 22338889459. The reversal of 22338889454 is 45498883322.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22338889454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22338889459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3778172 + ... + 3784079.

It is an arithmetic number, because the mean of its divisors is an integer number (2404796136).

Almost surely, 2^22338889454 is an apocalyptic number.

22338889454 is a deficient number, since it is larger than the sum of its proper divisors (16137848722).

22338889454 is a wasteful number, since it uses less digits than its factorization.

22338889454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7562471.

The product of its digits is 13271040, while the sum is 56.

The spelling of 22338889454 in words is "twenty-two billion, three hundred thirty-eight million, eight hundred eighty-nine thousand, four hundred fifty-four".