11701215936 has 168 divisors, whose sum is σ = 34923404880. Its totient is φ = 3884516352.

The previous prime is 11701215931. The next prime is 11701215947. The reversal of 11701215936 is 63951210711.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11701215936.

It is not an unprimeable number, because it can be changed into a prime (11701215931) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4182090 + ... + 4184886.

It is an arithmetic number, because the mean of its divisors is an integer number (207877410).

Almost surely, 2^11701215936 is an apocalyptic number.

11701215936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11701215936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17461702440).

11701215936 is an abundant number, since it is smaller than the sum of its proper divisors (23222188944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11701215936 is an equidigital number, since it uses as much as digits as its factorization.

11701215936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093 (or 3071 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The spelling of 11701215936 in words is "eleven billion, seven hundred one million, two hundred fifteen thousand, nine hundred thirty-six".