22315663463636 has 6 divisors (see below), whose sum is σ = 39052411061370. Its totient is φ = 11157831731816.

The previous prime is 22315663463629. The next prime is 22315663463647. The reversal of 22315663463636 is 63636436651322.

It can be written as a sum of positive squares in only one way, i.e., 14377413563536 + 7938249900100 = 3791756^2 + 2817490^2 .

It is a super-3 number, since 3×22315663463636³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2789457932951 + ... + 2789457932958.

It is an arithmetic number, because the mean of its divisors is an integer number (6508735176895).

Almost surely, 2^{22315663463636} is an apocalyptic number.

It is an amenable number.

22315663463636 is a deficient number, since it is larger than the sum of its proper divisors (16736747597734).

22315663463636 is a wasteful number, since it uses less digits than its factorization.

22315663463636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5578915865913 (or 5578915865911 counting only the distinct ones).

The product of its digits is 50388480, while the sum is 56.

The spelling of 22315663463636 in words is "twenty-two trillion, three hundred fifteen billion, six hundred sixty-three million, four hundred sixty-three thousand, six hundred thirty-six".