842084213938 has 16 divisors (see below), whose sum is σ = 1380832738560. Its totient is φ = 381966454000.

The previous prime is 842084213863. The next prime is 842084213939. The reversal of 842084213938 is 839312480248.

It is not an unprimeable number, because it can be changed into a prime (842084213939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39944113 + ... + 39965188.

It is an arithmetic number, because the mean of its divisors is an integer number (86302046160).

Almost surely, 2^842084213938 is an apocalyptic number.

842084213938 is a deficient number, since it is larger than the sum of its proper divisors (538748524622).

842084213938 is a wasteful number, since it uses less digits than its factorization.

842084213938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79909793.

The product of its (nonzero) digits is 2654208, while the sum is 52.

The spelling of 842084213938 in words is "eight hundred forty-two billion, eighty-four million, two hundred thirteen thousand, nine hundred thirty-eight".