11326299820 has 24 divisors (see below), whose sum is σ = 25947523728. Its totient is φ = 4118654400.

The previous prime is 11326299799. The next prime is 11326299821. The reversal of 11326299820 is 2899262311.

11326299820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11326299820² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11326299821) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 25741371 + ... + 25741810.

It is an arithmetic number, because the mean of its divisors is an integer number (1081146822).

Almost surely, 2^11326299820 is an apocalyptic number.

11326299820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11326299820 is an abundant number, since it is smaller than the sum of its proper divisors (14621223908).

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

11326299820 is a wasteful number, since it uses less digits than its factorization.

11326299820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51483201 (or 51483199 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 11326299820 in words is "eleven billion, three hundred twenty-six million, two hundred ninety-nine thousand, eight hundred twenty".