11544445500 has 384 divisors, whose sum is σ = 39752294400. Its totient is φ = 2548915200.

The previous prime is 11544445487. The next prime is 11544445513. The reversal of 11544445500 is 554444511.

It is an interprime number because it is at equal distance from previous prime (11544445487) and next prime (11544445513).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 73531422 + ... + 73531578.

It is an arithmetic number, because the mean of its divisors is an integer number (103521600).

Almost surely, 2^11544445500 is an apocalyptic number.

11544445500 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 11544445500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19876147200).

11544445500 is an abundant number, since it is smaller than the sum of its proper divisors (28207848900).

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

11544445500 is a wasteful number, since it uses less digits than its factorization.

11544445500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 11544445500 in words is "eleven billion, five hundred forty-four million, four hundred forty-five thousand, five hundred".