1144535953600 has 672 divisors, whose sum is σ = 3338616314880. Its totient is φ = 382458101760.

The previous prime is 1144535953571. The next prime is 1144535953633. The reversal of 1144535953600 is 63595354411.

It is a super-2 number, since 2×1144535953600² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 798698484 + ... + 798699916.

It is an arithmetic number, because the mean of its divisors is an integer number (4968179040).

Almost surely, 2^{1144535953600} is an apocalyptic number.

1144535953600 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 1144535953600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1669308157440).

1144535953600 is an abundant number, since it is smaller than the sum of its proper divisors (2194080361280).

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

1144535953600 is a wasteful number, since it uses less digits than its factorization.

1144535953600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577 (or 1562 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 1144535953600 in words is "one trillion, one hundred forty-four billion, five hundred thirty-five million, nine hundred fifty-three thousand, six hundred".