804709427280 has 320 divisors, whose sum is σ = 2815379589888. Its totient is φ = 188420014080.

The previous prime is 804709427267. The next prime is 804709427297. The reversal of 804709427280 is 82724907408.

804709427280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13352094 + ... + 13412226.

Almost surely, 2^804709427280 is an apocalyptic number.

804709427280 is a gapful number since it is divisible by the number (80) 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 804709427280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407689794944).

804709427280 is an abundant number, since it is smaller than the sum of its proper divisors (2010670162608).

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

804709427280 is a wasteful number, since it uses less digits than its factorization.

804709427280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60334 (or 60328 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 51.

The spelling of 804709427280 in words is "eight hundred four billion, seven hundred nine million, four hundred twenty-seven thousand, two hundred eighty".