840084044008 has 32 divisors (see below), whose sum is σ = 1718459789760. Its totient is φ = 381832814080.

The previous prime is 840084043999. The next prime is 840084044057. The reversal of 840084044008 is 800440480048.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1180941 + ... + 1753507.

It is an arithmetic number, because the mean of its divisors is an integer number (53701868430).

Almost surely, 2^840084044008 is an apocalyptic number.

840084044008 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

840084044008 is an abundant number, since it is smaller than the sum of its proper divisors (878375745752).

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

840084044008 is a wasteful number, since it uses less digits than its factorization.

840084044008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589257 (or 589253 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The spelling of 840084044008 in words is "eight hundred forty billion, eighty-four million, forty-four thousand, eight".