11684011808 has 48 divisors (see below), whose sum is σ = 26346285504. Its totient is φ = 4996527360.

The previous prime is 11684011783. The next prime is 11684011819. The reversal of 11684011808 is 80811048611.

It is a super-2 number, since 2×11684011808² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46691 + ... + 159837.

It is an arithmetic number, because the mean of its divisors is an integer number (548880948).

Almost surely, 2^11684011808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11684011808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13173142752).

11684011808 is an abundant number, since it is smaller than the sum of its proper divisors (14662273696).

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

11684011808 is a wasteful number, since it uses less digits than its factorization.

11684011808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113625 (or 113617 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 38.

The spelling of 11684011808 in words is "eleven billion, six hundred eighty-four million, eleven thousand, eight hundred eight".