22606388975 has 6 divisors (see below), whose sum is σ = 28031922360. Its totient is φ = 18085111160.

The previous prime is 22606388951. The next prime is 22606388983. The reversal of 22606388975 is 57988360622.

It is not a de Polignac number, because 22606388975 - 2⁸ = 22606388719 is a prime.

It is a super-2 number, since 2×22606388975² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22606388975.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 452127755 + ... + 452127804.

It is an arithmetic number, because the mean of its divisors is an integer number (4671987060).

Almost surely, 2^22606388975 is an apocalyptic number.

22606388975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22606388975 is a deficient number, since it is larger than the sum of its proper divisors (5425533385).

22606388975 is an equidigital number, since it uses as much as digits as its factorization.

22606388975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904255569 (or 904255564 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 22606388975 in words is "twenty-two billion, six hundred six million, three hundred eighty-eight thousand, nine hundred seventy-five".