22323632656 has 20 divisors (see below), whose sum is σ = 46579118572. Its totient is φ = 10303214976.

The previous prime is 22323632609. The next prime is 22323632659. The reversal of 22323632656 is 65623632322.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1333418256 + 20990214400 = 36516^2 + 144880^2 .

It is a super-3 number, since 3×22323632656³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (22323632659) 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, 53662371 + ... + 53662786.

Almost surely, 2^22323632656 is an apocalyptic number.

22323632656 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22323632656 is an abundant number, since it is smaller than the sum of its proper divisors (24255485916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22323632656 is a wasteful number, since it uses less digits than its factorization.

22323632656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107325178 (or 107325172 counting only the distinct ones).

The product of its digits is 466560, while the sum is 40.

The spelling of 22323632656 in words is "twenty-two billion, three hundred twenty-three million, six hundred thirty-two thousand, six hundred fifty-six".