22135660407 has 96 divisors (see below), whose sum is σ = 39338956800. Its totient is φ = 11706799104.

The previous prime is 22135660403. The next prime is 22135660409. The reversal of 22135660407 is 70406653122.

It is not a de Polignac number, because 22135660407 - 2² = 22135660403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22135660403) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 33589444 + ... + 33590102.

It is an arithmetic number, because the mean of its divisors is an integer number (409780800).

Almost surely, 2^22135660407 is an apocalyptic number.

22135660407 is a deficient number, since it is larger than the sum of its proper divisors (17203296393).

22135660407 is a wasteful number, since it uses less digits than its factorization.

22135660407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165 (or 1162 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 22135660407 in words is "twenty-two billion, one hundred thirty-five million, six hundred sixty thousand, four hundred seven".