11544374500 has 48 divisors (see below), whose sum is σ = 25263005040. Its totient is φ = 4608576000.

The previous prime is 11544374473. The next prime is 11544374519. The reversal of 11544374500 is 547344511.

It can be written as a sum of positive squares in 8 ways, for example, as 5854086144 + 5690288356 = 76512^2 + 75434^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231820 + ... + 277180.

It is an arithmetic number, because the mean of its divisors is an integer number (526312605).

Almost surely, 2^11544374500 is an apocalyptic number.

11544374500 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 11544374500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12631502520).

11544374500 is an abundant number, since it is smaller than the sum of its proper divisors (13718630540).

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

11544374500 is a wasteful number, since it uses less digits than its factorization.

11544374500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45889 (or 45877 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 11544374500 in words is "eleven billion, five hundred forty-four million, three hundred seventy-four thousand, five hundred".