11323306500 has 288 divisors, whose sum is σ = 37983883392. Its totient is φ = 2599200000.

The previous prime is 11323306499. The next prime is 11323306513. The reversal of 11323306500 is 560332311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5955550 + ... + 5957450.

It is an arithmetic number, because the mean of its divisors is an integer number (131888484).

Almost surely, 2^11323306500 is an apocalyptic number.

11323306500 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 11323306500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18991941696).

11323306500 is an abundant number, since it is smaller than the sum of its proper divisors (26660576892).

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

11323306500 is a wasteful number, since it uses less digits than its factorization.

11323306500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1972 (or 1941 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 11323306500 its reverse (560332311), we get a palindrome (11883638811).

The spelling of 11323306500 in words is "eleven billion, three hundred twenty-three million, three hundred six thousand, five hundred".