1144500453120 has 144 divisors (see below), whose sum is σ = 3675670911360. Its totient is φ = 303494909952.

The previous prime is 1144500453067. The next prime is 1144500453157. The reversal of 1144500453120 is 213540054411.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145174 + ... + 1519893.

It is an arithmetic number, because the mean of its divisors is an integer number (25525492440).

Almost surely, 2^{1144500453120} is an apocalyptic number.

1144500453120 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 1144500453120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1837835455680).

1144500453120 is an abundant number, since it is smaller than the sum of its proper divisors (2531170458240).

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

1144500453120 is a wasteful number, since it uses less digits than its factorization.

1144500453120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665270 (or 1665256 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 1144500453120 in words is "one trillion, one hundred forty-four billion, five hundred million, four hundred fifty-three thousand, one hundred twenty".