803844604032 has 128 divisors (see below), whose sum is σ = 2208530862720. Its totient is φ = 258874368000.

The previous prime is 803844604009. The next prime is 803844604067. The reversal of 803844604032 is 230406448308.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×803844604032² (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 15 ways as a sum of consecutive naturals, for example, 1373782 + ... + 1869482.

It is an arithmetic number, because the mean of its divisors is an integer number (17254147365).

Almost surely, 2^803844604032 is an apocalyptic number.

803844604032 is a gapful number since it is divisible by the number (82) 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 803844604032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1104265431360).

803844604032 is an abundant number, since it is smaller than the sum of its proper divisors (1404686258688).

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

803844604032 is a wasteful number, since it uses less digits than its factorization.

803844604032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495862 (or 495850 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 42.

The spelling of 803844604032 in words is "eight hundred three billion, eight hundred forty-four million, six hundred four thousand, thirty-two".