1083969846400 has 144 divisors (see below), whose sum is σ = 3114927448290. Its totient is φ = 371646750720.

The previous prime is 1083969846383. The next prime is 1083969846529. The reversal of 1083969846400 is 46489693801.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 920540464704 + 163429381696 = 959448^2 + 404264^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3299737 + ... + 3613336.

Almost surely, 2^{1083969846400} is an apocalyptic number.

1083969846400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1083969846400 is an abundant number, since it is smaller than the sum of its proper divisors (2030957601890).

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

1083969846400 is an equidigital number, since it uses as much as digits as its factorization.

1083969846400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6913111 (or 6913087 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 58.

The spelling of 1083969846400 in words is "one trillion, eighty-three billion, nine hundred sixty-nine million, eight hundred forty-six thousand, four hundred".