84219252112 has 20 divisors (see below), whose sum is σ = 163857548160. Its totient is φ = 41933433248.

The previous prime is 84219252083. The next prime is 84219252127. The reversal of 84219252112 is 21125291248.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11008108 + ... + 11015755.

It is an arithmetic number, because the mean of its divisors is an integer number (8192877408).

Almost surely, 2^84219252112 is an apocalyptic number.

It is an amenable number.

84219252112 is a deficient number, since it is larger than the sum of its proper divisors (79638296048).

84219252112 is a wasteful number, since it uses less digits than its factorization.

84219252112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22024110 (or 22024104 counting only the distinct ones).

The product of its digits is 23040, while the sum is 37.

The spelling of 84219252112 in words is "eighty-four billion, two hundred nineteen million, two hundred fifty-two thousand, one hundred twelve".