840064104006 has 16 divisors (see below), whose sum is σ = 1680238282800. Its totient is φ = 280003022208.

The previous prime is 840064103999. The next prime is 840064104007. The reversal of 840064104006 is 600401460048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (840064104007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4487071 + ... + 4670538.

It is an arithmetic number, because the mean of its divisors is an integer number (105014892675).

Almost surely, 2^840064104006 is an apocalyptic number.

840064104006 is an abundant number, since it is smaller than the sum of its proper divisors (840174178794).

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

840064104006 is a wasteful number, since it uses less digits than its factorization.

840064104006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9172903.

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 840064104006 in words is "eight hundred forty billion, sixty-four million, one hundred four thousand, six".