22115261265 has 8 divisors (see below), whose sum is σ = 35384418048. Its totient is φ = 11794806000.

The previous prime is 22115261251. The next prime is 22115261279. The reversal of 22115261265 is 56216251122.

It is an interprime number because it is at equal distance from previous prime (22115261251) and next prime (22115261279).

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

It is not a de Polignac number, because 22115261265 - 2⁹ = 22115260753 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737175361 + ... + 737175390.

It is an arithmetic number, because the mean of its divisors is an integer number (4423052256).

Almost surely, 2^22115261265 is an apocalyptic number.

It is an amenable number.

22115261265 is a deficient number, since it is larger than the sum of its proper divisors (13269156783).

22115261265 is a wasteful number, since it uses less digits than its factorization.

22115261265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474350759.

The product of its digits is 14400, while the sum is 33.

The spelling of 22115261265 in words is "twenty-two billion, one hundred fifteen million, two hundred sixty-one thousand, two hundred sixty-five".