22989909742 has 16 divisors (see below), whose sum is σ = 34596956160. Its totient is φ = 11457630072.

The previous prime is 22989909737. The next prime is 22989909743. The reversal of 22989909742 is 24790998922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22989909743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1311109 + ... + 1328527.

It is an arithmetic number, because the mean of its divisors is an integer number (2162309760).

Almost surely, 2^22989909742 is an apocalyptic number.

22989909742 is a deficient number, since it is larger than the sum of its proper divisors (11607046418).

22989909742 is a wasteful number, since it uses less digits than its factorization.

22989909742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19527.

The product of its (nonzero) digits is 11757312, while the sum is 61.

The spelling of 22989909742 in words is "twenty-two billion, nine hundred eighty-nine million, nine hundred nine thousand, seven hundred forty-two".