11660743008 has 144 divisors (see below), whose sum is σ = 34026305040. Its totient is φ = 3786596352.

The previous prime is 11660742997. The next prime is 11660743019. The reversal of 11660743008 is 80034706611.

11660743008 is a `hidden beast` number, since 1 + 1 + 6 + 607 + 43 + 0 + 0 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (11660742997) and next prime (11660743019).

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1917060 + ... + 1923132.

It is an arithmetic number, because the mean of its divisors is an integer number (236293785).

Almost surely, 2^11660743008 is an apocalyptic number.

11660743008 is a gapful number since it is divisible by the number (18) 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 11660743008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17013152520).

11660743008 is an abundant number, since it is smaller than the sum of its proper divisors (22365562032).

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

11660743008 is a wasteful number, since it uses less digits than its factorization.

11660743008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6261 (or 6250 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 11660743008 in words is "eleven billion, six hundred sixty million, seven hundred forty-three thousand, eight".