84217444832 has 24 divisors (see below), whose sum is σ = 165811738176. Its totient is φ = 42106527232.

The previous prime is 84217444823. The next prime is 84217444853. The reversal of 84217444832 is 23844471248.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680753 + ... + 794895.

It is an arithmetic number, because the mean of its divisors is an integer number (6908822424).

Almost surely, 2^84217444832 is an apocalyptic number.

It is an amenable number.

84217444832 is a deficient number, since it is larger than the sum of its proper divisors (81594293344).

84217444832 is a wasteful number, since it uses less digits than its factorization.

84217444832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137210 (or 137202 counting only the distinct ones).

The product of its digits is 1376256, while the sum is 47.

The spelling of 84217444832 in words is "eighty-four billion, two hundred seventeen million, four hundred forty-four thousand, eight hundred thirty-two".