11454976800 has 288 divisors, whose sum is σ = 42859756800. Its totient is φ = 2949166080.

The previous prime is 11454976789. The next prime is 11454976877. The reversal of 11454976800 is 867945411.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (45).

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 47 ways as a sum of consecutive naturals, for example, 617257 + ... + 635543.

It is an arithmetic number, because the mean of its divisors is an integer number (148818600).

Almost surely, 2^11454976800 is an apocalyptic number.

11454976800 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 11454976800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21429878400).

11454976800 is an abundant number, since it is smaller than the sum of its proper divisors (31404780000).

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

11454976800 is a wasteful number, since it uses less digits than its factorization.

11454976800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18345 (or 18326 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 11454976800 in words is "eleven billion, four hundred fifty-four million, nine hundred seventy-six thousand, eight hundred".