11356682715889 has 4 divisors (see below), whose sum is σ = 12979065961024. Its totient is φ = 9734299470756.

The previous prime is 11356682715871. The next prime is 11356682715913. The reversal of 11356682715889 is 98851728665311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11356682715889 - 2²¹ = 11356680618737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11356682515889) 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, 811191622557 + ... + 811191622570.

It is an arithmetic number, because the mean of its divisors is an integer number (3244766490256).

Almost surely, 2^{11356682715889} is an apocalyptic number.

It is an amenable number.

11356682715889 is a deficient number, since it is larger than the sum of its proper divisors (1622383245135).

11356682715889 is an equidigital number, since it uses as much as digits as its factorization.

11356682715889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622383245134.

The product of its digits is 174182400, while the sum is 70.

The spelling of 11356682715889 in words is "eleven trillion, three hundred fifty-six billion, six hundred eighty-two million, seven hundred fifteen thousand, eight hundred eighty-nine".