11328437800 has 24 divisors (see below), whose sum is σ = 26338618350. Its totient is φ = 4531375040.

The previous prime is 11328437761. The next prime is 11328437803. The reversal of 11328437800 is 873482311.

It can be written as a sum of positive squares in 3 ways, for example, as 10919832004 + 408605796 = 104498^2 + 20214^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11328437800.

It is not an unprimeable number, because it can be changed into a prime (11328437803) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28320895 + ... + 28321294.

Almost surely, 2^11328437800 is an apocalyptic number.

11328437800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11328437800 is an abundant number, since it is smaller than the sum of its proper divisors (15010180550).

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

11328437800 is a wasteful number, since it uses less digits than its factorization.

11328437800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56642205 (or 56642196 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 11328437800 in words is "eleven billion, three hundred twenty-eight million, four hundred thirty-seven thousand, eight hundred".