1083493002840 has 128 divisors (see below), whose sum is σ = 3446668869120. Its totient is φ = 271541606400.

The previous prime is 1083493002803. The next prime is 1083493002853. The reversal of 1083493002840 is 482003943801.

It is a junction number, because it is equal to n+sod(n) for n = 1083493002792 and 1083493002801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1025325 + ... + 1793955.

It is an arithmetic number, because the mean of its divisors is an integer number (26927100540).

Almost surely, 2^{1083493002840} is an apocalyptic number.

1083493002840 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 1083493002840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1723334434560).

1083493002840 is an abundant number, since it is smaller than the sum of its proper divisors (2363175866280).

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

1083493002840 is a wasteful number, since it uses less digits than its factorization.

1083493002840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769353 (or 769349 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 1083493002840 in words is "one trillion, eighty-three billion, four hundred ninety-three million, two thousand, eight hundred forty".