1083687288320 has 320 divisors, whose sum is σ = 3209993297280. Its totient is φ = 341674426368.

The previous prime is 1083687288317. The next prime is 1083687288361. The reversal of 1083687288320 is 238827863801.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (56).

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 31 ways as a sum of consecutive naturals, for example, 62657594 + ... + 62674886.

It is an arithmetic number, because the mean of its divisors is an integer number (10031229054).

Almost surely, 2^{1083687288320} is an apocalyptic number.

1083687288320 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 1083687288320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1604996648640).

1083687288320 is an abundant number, since it is smaller than the sum of its proper divisors (2126306008960).

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

1083687288320 is a wasteful number, since it uses less digits than its factorization.

1083687288320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17605 (or 17589 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 56.

The spelling of 1083687288320 in words is "one trillion, eighty-three billion, six hundred eighty-seven million, two hundred eighty-eight thousand, three hundred twenty".