11168635320 has 256 divisors, whose sum is σ = 38967091200. Its totient is φ = 2840048640.

The previous prime is 11168635307. The next prime is 11168635321. The reversal of 11168635320 is 2353686111.

11168635320 is a `hidden beast` number, since 1 + 1 + 1 + 68 + 63 + 532 + 0 = 666.

It is a super-2 number, since 2×11168635320² (a number of 21 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11168635321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12941209 + ... + 12942071.

It is an arithmetic number, because the mean of its divisors is an integer number (152215200).

Almost surely, 2^11168635320 is an apocalyptic number.

11168635320 is a gapful number since it is divisible by the number (10) 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 11168635320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19483545600).

11168635320 is an abundant number, since it is smaller than the sum of its proper divisors (27798455880).

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

11168635320 is a wasteful number, since it uses less digits than its factorization.

11168635320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427 (or 1417 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 11168635320 in words is "eleven billion, one hundred sixty-eight million, six hundred thirty-five thousand, three hundred twenty".