22646268007 has 4 divisors (see below), whose sum is σ = 24705019656. Its totient is φ = 20587516360.

The previous prime is 22646267993. The next prime is 22646268011. The reversal of 22646268007 is 70086264622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22646268007 - 2⁷ = 22646267879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22646268107) 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, 1029375808 + ... + 1029375829.

It is an arithmetic number, because the mean of its divisors is an integer number (6176254914).

Almost surely, 2^22646268007 is an apocalyptic number.

22646268007 is a deficient number, since it is larger than the sum of its proper divisors (2058751649).

22646268007 is a wasteful number, since it uses less digits than its factorization.

22646268007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058751648.

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 22646268007 in words is "twenty-two billion, six hundred forty-six million, two hundred sixty-eight thousand, seven".