22500966865253 has 8 divisors (see below), whose sum is σ = 22537354364280. Its totient is φ = 22464586457280.

The previous prime is 22500966865243. The next prime is 22500966865361. The reversal of 22500966865253 is 35256866900522.

It can be written as a sum of positive squares in 4 ways, for example, as 19317800620804 + 3183166244449 = 4395202^2 + 1784143^2 .

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 22500966865253 - 2³⁰ = 22499893123429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22500966865192 and 22500966865201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22500966865243) 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, 4597151 + ... + 8132387.

It is an arithmetic number, because the mean of its divisors is an integer number (2817169295535).

Almost surely, 2^{22500966865253} is an apocalyptic number.

It is an amenable number.

22500966865253 is a deficient number, since it is larger than the sum of its proper divisors (36387499027).

22500966865253 is an equidigital number, since it uses as much as digits as its factorization.

22500966865253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545527.

The product of its (nonzero) digits is 46656000, while the sum is 59.

The spelling of 22500966865253 in words is "twenty-two trillion, five hundred billion, nine hundred sixty-six million, eight hundred sixty-five thousand, two hundred fifty-three".