806263320804 has 96 divisors (see below), whose sum is σ = 2016023385600. Its totient is φ = 250313226240.

The previous prime is 806263320791. The next prime is 806263320887. The reversal of 806263320804 is 408023362608.

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, 952389 + ... + 1587315.

It is an arithmetic number, because the mean of its divisors is an integer number (21000243600).

Almost surely, 2^806263320804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 806263320804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1008011692800).

806263320804 is an abundant number, since it is smaller than the sum of its proper divisors (1209760064796).

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

806263320804 is a wasteful number, since it uses less digits than its factorization.

806263320804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635093 (or 635091 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 806263320804 in words is "eight hundred six billion, two hundred sixty-three million, three hundred twenty thousand, eight hundred four".