84371516894 has 16 divisors (see below), whose sum is σ = 144715923456. Its totient is φ = 36139462200.

The previous prime is 84371516893. The next prime is 84371516909. The reversal of 84371516894 is 49861517348.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84371516893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1620062 + ... + 1671329.

It is an arithmetic number, because the mean of its divisors is an integer number (9044745216).

Almost surely, 2^84371516894 is an apocalyptic number.

84371516894 is a deficient number, since it is larger than the sum of its proper divisors (60344406562).

84371516894 is a wasteful number, since it uses less digits than its factorization.

84371516894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293231.

The product of its digits is 5806080, while the sum is 56.

The spelling of 84371516894 in words is "eighty-four billion, three hundred seventy-one million, five hundred sixteen thousand, eight hundred ninety-four".