22618423358 has 4 divisors (see below), whose sum is σ = 33927635040. Its totient is φ = 11309211678.

The previous prime is 22618423349. The next prime is 22618423361. The reversal of 22618423358 is 85332481622.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5654605838 + ... + 5654605841.

It is an arithmetic number, because the mean of its divisors is an integer number (8481908760).

Almost surely, 2^22618423358 is an apocalyptic number.

22618423358 is a deficient number, since it is larger than the sum of its proper divisors (11309211682).

22618423358 is a wasteful number, since it uses less digits than its factorization.

22618423358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11309211681.

The product of its digits is 552960, while the sum is 44.

The spelling of 22618423358 in words is "twenty-two billion, six hundred eighteen million, four hundred twenty-three thousand, three hundred fifty-eight".