11582618799 has 4 divisors (see below), whose sum is σ = 15443491736. Its totient is φ = 7721745864.

The previous prime is 11582618797. The next prime is 11582618851. The reversal of 11582618799 is 99781628511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99781628511 = 3 ⋅33260542837.

It is not a de Polignac number, because 11582618799 - 2¹ = 11582618797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11582618791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1930436464 + ... + 1930436469.

It is an arithmetic number, because the mean of its divisors is an integer number (3860872934).

Almost surely, 2^11582618799 is an apocalyptic number.

11582618799 is a deficient number, since it is larger than the sum of its proper divisors (3860872937).

11582618799 is an equidigital number, since it uses as much as digits as its factorization.

11582618799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3860872936.

The product of its digits is 2177280, while the sum is 57.

The spelling of 11582618799 in words is "eleven billion, five hundred eighty-two million, six hundred eighteen thousand, seven hundred ninety-nine".