22454545265 has 4 divisors (see below), whose sum is σ = 26945454324. Its totient is φ = 17963636208.

The previous prime is 22454545259. The next prime is 22454545277. The reversal of 22454545265 is 56254545422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14563421041 + 7891124224 = 120679^2 + 88832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22454545265 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2245454522 + ... + 2245454531.

It is an arithmetic number, because the mean of its divisors is an integer number (6736363581).

Almost surely, 2^22454545265 is an apocalyptic number.

It is an amenable number.

22454545265 is a deficient number, since it is larger than the sum of its proper divisors (4490909059).

22454545265 is an equidigital number, since it uses as much as digits as its factorization.

22454545265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4490909058.

The product of its digits is 1920000, while the sum is 44.

The spelling of 22454545265 in words is "twenty-two billion, four hundred fifty-four million, five hundred forty-five thousand, two hundred sixty-five".