11264622665 has 4 divisors (see below), whose sum is σ = 13517547204. Its totient is φ = 9011698128.

The previous prime is 11264622653. The next prime is 11264622683. The reversal of 11264622665 is 56622646211.

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 8224313344 + 3040309321 = 90688^2 + 55139^2 .

It is a cyclic number.

It is not a de Polignac number, because 11264622665 - 2⁶ = 11264622601 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, 1126462262 + ... + 1126462271.

It is an arithmetic number, because the mean of its divisors is an integer number (3379386801).

Almost surely, 2^11264622665 is an apocalyptic number.

It is an amenable number.

11264622665 is a deficient number, since it is larger than the sum of its proper divisors (2252924539).

11264622665 is an equidigital number, since it uses as much as digits as its factorization.

11264622665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252924538.

The product of its digits is 207360, while the sum is 41.

The spelling of 11264622665 in words is "eleven billion, two hundred sixty-four million, six hundred twenty-two thousand, six hundred sixty-five".