11396584665 has 12 divisors (see below), whose sum is σ = 19754080164. Its totient is φ = 6078178464.

The previous prime is 11396584631. The next prime is 11396584669. The reversal of 11396584665 is 56648569311.

11396584665 is a `hidden beast` number, since 113 + 9 + 65 + 8 + 466 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7633866384 + 3762718281 = 87372^2 + 61341^2 .

It is not a de Polignac number, because 11396584665 - 2⁹ = 11396584153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11396584669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126628674 + ... + 126628763.

It is an arithmetic number, because the mean of its divisors is an integer number (1646173347).

Almost surely, 2^11396584665 is an apocalyptic number.

11396584665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11396584665 is a deficient number, since it is larger than the sum of its proper divisors (8357495499).

11396584665 is a wasteful number, since it uses less digits than its factorization.

11396584665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253257448 (or 253257445 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The spelling of 11396584665 in words is "eleven billion, three hundred ninety-six million, five hundred eighty-four thousand, six hundred sixty-five".