1081831296000 has 1408 divisors, whose sum is σ = 4494396082176. Its totient is φ = 224899891200.

The previous prime is 1081831295989. The next prime is 1081831296059. The reversal of 1081831296000 is 6921381801.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 1081831296000.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2900351814 + ... + 2900352186.

It is an arithmetic number, because the mean of its divisors is an integer number (3192042672).

Almost surely, 2^{1081831296000} is an apocalyptic number.

1081831296000 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 1081831296000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2247198041088).

1081831296000 is an abundant number, since it is smaller than the sum of its proper divisors (3412564786176).

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

1081831296000 is a wasteful number, since it uses less digits than its factorization.

1081831296000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 39.

The spelling of 1081831296000 in words is "one trillion, eighty-one billion, eight hundred thirty-one million, two hundred ninety-six thousand".