22564465105243 has 8 divisors (see below), whose sum is σ = 23939285172768. Its totient is φ = 21194922658944.

The previous prime is 22564465105207. The next prime is 22564465105253. The reversal of 22564465105243 is 34250156446522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22564465105243 - 2¹⁷ = 22564464974171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22564465105253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1319396496 + ... + 1319413597.

It is an arithmetic number, because the mean of its divisors is an integer number (2992410646596).

Almost surely, 2^{22564465105243} is an apocalyptic number.

22564465105243 is a deficient number, since it is larger than the sum of its proper divisors (1374820067525).

22564465105243 is a wasteful number, since it uses less digits than its factorization.

22564465105243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638810613.

The product of its (nonzero) digits is 6912000, while the sum is 49.

The spelling of 22564465105243 in words is "twenty-two trillion, five hundred sixty-four billion, four hundred sixty-five million, one hundred five thousand, two hundred forty-three".