22645116136650 has 96 divisors (see below), whose sum is σ = 64301367984768. Its totient is φ = 5166458899200.

The previous prime is 22645116136639. The next prime is 22645116136651. The reversal of 22645116136650 is 5663161154622.

It is a happy number.

It is a super-3 number, since 3×22645116136650³ (a number of 41 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22645116136650.

It is not an unprimeable number, because it can be changed into a prime (22645116136651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19364277 + ... + 20500376.

It is an arithmetic number, because the mean of its divisors is an integer number (669805916508).

Almost surely, 2^{22645116136650} is an apocalyptic number.

22645116136650 is an abundant number, since it is smaller than the sum of its proper divisors (41656251848118).

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

22645116136650 is a wasteful number, since it uses less digits than its factorization.

22645116136650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39865216 (or 39865211 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 22645116136650 in words is "twenty-two trillion, six hundred forty-five billion, one hundred sixteen million, one hundred thirty-six thousand, six hundred fifty".