8484879689 has 16 divisors (see below), whose sum is σ = 9984153984. Its totient is φ = 7108819200.

The previous prime is 8484879671. The next prime is 8484879743. The reversal of 8484879689 is 9869784848.

It is a cyclic number.

It is not a de Polignac number, because 8484879689 - 2¹⁶ = 8484814153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8484879629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43217 + ... + 137249.

It is an arithmetic number, because the mean of its divisors is an integer number (624009624).

Almost surely, 2^8484879689 is an apocalyptic number.

It is an amenable number.

8484879689 is a deficient number, since it is larger than the sum of its proper divisors (1499274295).

8484879689 is a wasteful number, since it uses less digits than its factorization.

8484879689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94688.

The product of its digits is 222953472, while the sum is 71.

The square root of 8484879689 is about 92113.4066735131. The cubic root of 8484879689 is about 2039.6167171275.

The spelling of 8484879689 in words is "eight billion, four hundred eighty-four million, eight hundred seventy-nine thousand, six hundred eighty-nine".