840282564320 has 48 divisors (see below), whose sum is σ = 2000321558928. Its totient is φ = 333547269120.

The previous prime is 840282564287. The next prime is 840282564343. The reversal of 840282564320 is 23465282048.

840282564320 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 7 ways as a sum of consecutive naturals, for example, 20023949 + ... + 20065868.

It is an arithmetic number, because the mean of its divisors is an integer number (41673365811).

Almost surely, 2^840282564320 is an apocalyptic number.

840282564320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

840282564320 is an abundant number, since it is smaller than the sum of its proper divisors (1160038994608).

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

840282564320 is a wasteful number, since it uses less digits than its factorization.

840282564320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40089963 (or 40089955 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 44.

The spelling of 840282564320 in words is "eight hundred forty billion, two hundred eighty-two million, five hundred sixty-four thousand, three hundred twenty".