22115982794 has 8 divisors (see below), whose sum is σ = 33736245120. Its totient is φ = 10870567756.

The previous prime is 22115982793. The next prime is 22115982809. The reversal of 22115982794 is 49728951122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22115982793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93711674 + ... + 93711909.

It is an arithmetic number, because the mean of its divisors is an integer number (4217030640).

Almost surely, 2^22115982794 is an apocalyptic number.

22115982794 is a deficient number, since it is larger than the sum of its proper divisors (11620262326).

22115982794 is a wasteful number, since it uses less digits than its factorization.

22115982794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187423644.

The product of its digits is 725760, while the sum is 50.

The spelling of 22115982794 in words is "twenty-two billion, one hundred fifteen million, nine hundred eighty-two thousand, seven hundred ninety-four".