22457712118 has 12 divisors (see below), whose sum is σ = 35214882948. Its totient is φ = 10740644420.

The previous prime is 22457712097. The next prime is 22457712119. The reversal of 22457712118 is 81121775422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22457712119) 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, 10612228 + ... + 10614343.

It is an arithmetic number, because the mean of its divisors is an integer number (2934573579).

Almost surely, 2^22457712118 is an apocalyptic number.

22457712118 is a deficient number, since it is larger than the sum of its proper divisors (12757170830).

22457712118 is a wasteful number, since it uses less digits than its factorization.

22457712118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21226619 (or 21226596 counting only the distinct ones).

The product of its digits is 62720, while the sum is 40.

The spelling of 22457712118 in words is "twenty-two billion, four hundred fifty-seven million, seven hundred twelve thousand, one hundred eighteen".