22636317652 has 72 divisors (see below), whose sum is σ = 45091118016. Its totient is φ = 9919413504.

The previous prime is 22636317643. The next prime is 22636317661. The reversal of 22636317652 is 25671363622.

It is an interprime number because it is at equal distance from previous prime (22636317643) and next prime (22636317661).

It is a junction number, because it is equal to n+sod(n) for n = 22636317599 and 22636317608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2124763 + ... + 2135389.

It is an arithmetic number, because the mean of its divisors is an integer number (626265528).

Almost surely, 2^22636317652 is an apocalyptic number.

It is an amenable number.

22636317652 is a deficient number, since it is larger than the sum of its proper divisors (22454800364).

22636317652 is a wasteful number, since it uses less digits than its factorization.

22636317652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10817 (or 10802 counting only the distinct ones).

The product of its digits is 544320, while the sum is 43.

The spelling of 22636317652 in words is "twenty-two billion, six hundred thirty-six million, three hundred seventeen thousand, six hundred fifty-two".