84272239820238 has 16 divisors (see below), whose sum is σ = 172130532399360. Its totient is φ = 27493071146936.

The previous prime is 84272239820189. The next prime is 84272239820239. The reversal of 84272239820238 is 83202893227248.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84272239820239) 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, 149418864648 + ... + 149418865211.

It is an arithmetic number, because the mean of its divisors is an integer number (10758158274960).

Almost surely, 2^{84272239820238} is an apocalyptic number.

84272239820238 is an abundant number, since it is smaller than the sum of its proper divisors (87858292579122).

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

84272239820238 is a wasteful number, since it uses less digits than its factorization.

84272239820238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298837729911.

The product of its (nonzero) digits is 37158912, while the sum is 60.

The spelling of 84272239820238 in words is "eighty-four trillion, two hundred seventy-two billion, two hundred thirty-nine million, eight hundred twenty thousand, two hundred thirty-eight".