11318865630 has 64 divisors (see below), whose sum is σ = 28686839040. Its totient is φ = 2850322176.

The previous prime is 11318865601. The next prime is 11318865661. The reversal of 11318865630 is 3656881311.

11318865630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146689 + ... + 210131.

It is an arithmetic number, because the mean of its divisors is an integer number (448231860).

Almost surely, 2^11318865630 is an apocalyptic number.

11318865630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11318865630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14343419520).

11318865630 is an abundant number, since it is smaller than the sum of its proper divisors (17367973410).

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

11318865630 is a wasteful number, since it uses less digits than its factorization.

11318865630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63785.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 11318865630 in words is "eleven billion, three hundred eighteen million, eight hundred sixty-five thousand, six hundred thirty".