1103299444800 has 1260 divisors, whose sum is σ = 4785965357184. Its totient is φ = 248529254400.

The previous prime is 1103299444777. The next prime is 1103299444921. The reversal of 1103299444800 is 84449923011.

1103299444800 is a `hidden beast` number, since 1 + 10 + 32 + 99 + 44 + 480 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1260).

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 (11) of ones.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 450877177 + ... + 450879623.

Almost surely, 2^{1103299444800} is an apocalyptic number.

1103299444800 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 1103299444800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2392982678592).

1103299444800 is an abundant number, since it is smaller than the sum of its proper divisors (3682665912384).

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

1103299444800 is a wasteful number, since it uses less digits than its factorization.

1103299444800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566 (or 2535 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 1103299444800 in words is "one trillion, one hundred three billion, two hundred ninety-nine million, four hundred forty-four thousand, eight hundred".