11606519808 has 546 divisors, whose sum is σ = 39320535096. Its totient is φ = 3415965696.

The previous prime is 11606519779. The next prime is 11606519893. The reversal of 11606519808 is 80891560611.

It is a super-2 number, since 2×11606519808² (a number of 21 digits) contains 22 as substring.

It is a zygodrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 504631285 + ... + 504631307.

Almost surely, 2^11606519808 is an apocalyptic number.

11606519808 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 11606519808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19660267548).

11606519808 is an abundant number, since it is smaller than the sum of its proper divisors (27714015288).

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

11606519808 is an frugal number, since it uses more digits than its factorization.

11606519808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

The spelling of 11606519808 in words is "eleven billion, six hundred six million, five hundred nineteen thousand, eight hundred eight".