11996264159 has 6 divisors (see below), whose sum is σ = 13185976440. Its totient is φ = 10905694580.

The previous prime is 11996264143. The next prime is 11996264179. The reversal of 11996264159 is 95146269911.

It is not a de Polignac number, because 11996264159 - 2⁴ = 11996264143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11996264159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11996264179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49571219 + ... + 49571460.

It is an arithmetic number, because the mean of its divisors is an integer number (2197662740).

Almost surely, 2^11996264159 is an apocalyptic number.

11996264159 is a deficient number, since it is larger than the sum of its proper divisors (1189712281).

11996264159 is an equidigital number, since it uses as much as digits as its factorization.

11996264159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99142701 (or 99142690 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 53.

The spelling of 11996264159 in words is "eleven billion, nine hundred ninety-six million, two hundred sixty-four thousand, one hundred fifty-nine".