22540011916 has 12 divisors (see below), whose sum is σ = 39794092632. Its totient is φ = 11170271168.

The previous prime is 22540011913. The next prime is 22540011941. The reversal of 22540011916 is 61911004522.

It is not an unprimeable number, because it can be changed into a prime (22540011913) 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, 24933190 + ... + 24934093.

It is an arithmetic number, because the mean of its divisors is an integer number (3316174386).

Almost surely, 2^22540011916 is an apocalyptic number.

It is an amenable number.

22540011916 is a deficient number, since it is larger than the sum of its proper divisors (17254080716).

22540011916 is a wasteful number, since it uses less digits than its factorization.

22540011916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49867400 (or 49867398 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 22540011916 in words is "twenty-two billion, five hundred forty million, eleven thousand, nine hundred sixteen".