84496670679 has 16 divisors (see below), whose sum is σ = 115298070272. Its totient is φ = 55013551488.

The previous prime is 84496670653. The next prime is 84496670707. The reversal of 84496670679 is 97607669448.

It is a happy number.

It is not a de Polignac number, because 84496670679 - 2⁷ = 84496670551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84496670779) 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 15 ways as a sum of consecutive naturals, for example, 993342 + ... + 1075044.

It is an arithmetic number, because the mean of its divisors is an integer number (7206129392).

Almost surely, 2^84496670679 is an apocalyptic number.

84496670679 is a deficient number, since it is larger than the sum of its proper divisors (30801399593).

84496670679 is a wasteful number, since it uses less digits than its factorization.

84496670679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89766.

The product of its (nonzero) digits is 109734912, while the sum is 66.

The spelling of 84496670679 in words is "eighty-four billion, four hundred ninety-six million, six hundred seventy thousand, six hundred seventy-nine".