8489694064 has 10 divisors (see below), whose sum is σ = 16448782280. Its totient is φ = 4244847024.

The previous prime is 8489694061. The next prime is 8489694089. The reversal of 8489694064 is 4604969848.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8489694061) by changing a digit.

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 as a sum of consecutive naturals, namely, 265302924 + ... + 265302955.

It is an arithmetic number, because the mean of its divisors is an integer number (1644878228).

Almost surely, 2^8489694064 is an apocalyptic number.

It is an amenable number.

8489694064 is a deficient number, since it is larger than the sum of its proper divisors (7959088216).

8489694064 is a wasteful number, since it uses less digits than its factorization.

8489694064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530605887 (or 530605881 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 58.

The square root of 8489694064 is about 92139.5358356010. The cubic root of 8489694064 is about 2040.0024080453.

The spelling of 8489694064 in words is "eight billion, four hundred eighty-nine million, six hundred ninety-four thousand, sixty-four".