805532009982 has 64 divisors (see below), whose sum is σ = 1938330846720. Its totient is φ = 218015259264.

The previous prime is 805532009929. The next prime is 805532009983. The reversal of 805532009982 is 289900235508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (805532009983) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8132668 + ... + 8231120.

It is an arithmetic number, because the mean of its divisors is an integer number (30286419480).

Almost surely, 2^805532009982 is an apocalyptic number.

805532009982 is an abundant number, since it is smaller than the sum of its proper divisors (1132798836738).

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

805532009982 is a wasteful number, since it uses less digits than its factorization.

805532009982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108737.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 805532009982 in words is "eight hundred five billion, five hundred thirty-two million, nine thousand, nine hundred eighty-two".