11982908815 has 8 divisors (see below), whose sum is σ = 14465596320. Its totient is φ = 9528923232.

The previous prime is 11982908783. The next prime is 11982908831. The reversal of 11982908815 is 51880928911.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11982908815 - 2⁵ = 11982908783 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7174560 + ... + 7176229.

It is an arithmetic number, because the mean of its divisors is an integer number (1808199540).

Almost surely, 2^11982908815 is an apocalyptic number.

11982908815 is a deficient number, since it is larger than the sum of its proper divisors (2482687505).

11982908815 is a wasteful number, since it uses less digits than its factorization.

11982908815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14350961.

The product of its (nonzero) digits is 414720, while the sum is 52.

The spelling of 11982908815 in words is "eleven billion, nine hundred eighty-two million, nine hundred eight thousand, eight hundred fifteen".