11858116608 has 256 divisors, whose sum is σ = 37873987200. Its totient is φ = 3645112320.

The previous prime is 11858116577. The next prime is 11858116631. The reversal of 11858116608 is 80661185811.

It is a happy number.

11858116608 is a `hidden beast` number, since 1 + 1 + 8 + 581 + 1 + 6 + 60 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (256).

It is a super-2 number, since 2×11858116608² (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 15 ways as a sum of consecutive naturals, for example, 11501053 + ... + 11502083.

Almost surely, 2^11858116608 is an apocalyptic number.

11858116608 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 11858116608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18936993600).

11858116608 is an abundant number, since it is smaller than the sum of its proper divisors (26015870592).

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

11858116608 is an equidigital number, since it uses as much as digits as its factorization.

11858116608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1049 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 45.

The spelling of 11858116608 in words is "eleven billion, eight hundred fifty-eight million, one hundred sixteen thousand, six hundred eight".