11665663322 has 16 divisors (see below), whose sum is σ = 17584251432. Its totient is φ = 5804282880.

The previous prime is 11665663309. The next prime is 11665663327. The reversal of 11665663322 is 22336656611.

It can be written as a sum of positive squares in 4 ways, for example, as 9769147921 + 1896515401 = 98839^2 + 43549^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11665663322.

It is not an unprimeable number, because it can be changed into a prime (11665663327) 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, 692018 + ... + 708674.

Almost surely, 2^11665663322 is an apocalyptic number.

11665663322 is a deficient number, since it is larger than the sum of its proper divisors (5918588110).

11665663322 is a wasteful number, since it uses less digits than its factorization.

11665663322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18353.

The product of its digits is 233280, while the sum is 41.

The spelling of 11665663322 in words is "eleven billion, six hundred sixty-five million, six hundred sixty-three thousand, three hundred twenty-two".