11988796735 has 8 divisors (see below), whose sum is σ = 14435658720. Its totient is φ = 9558302304.

The previous prime is 11988796733. The next prime is 11988796739. The reversal of 11988796735 is 53769788911.

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 11988796735 - 2¹ = 11988796733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11988796733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4090275 + ... + 4093204.

It is an arithmetic number, because the mean of its divisors is an integer number (1804457340).

Almost surely, 2^11988796735 is an apocalyptic number.

11988796735 is a deficient number, since it is larger than the sum of its proper divisors (2446861985).

11988796735 is an equidigital number, since it uses as much as digits as its factorization.

11988796735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8183777.

The product of its digits is 22861440, while the sum is 64.

The spelling of 11988796735 in words is "eleven billion, nine hundred eighty-eight million, seven hundred ninety-six thousand, seven hundred thirty-five".