8389829564 has 12 divisors (see below), whose sum is σ = 14994589344. Its totient is φ = 4105661184.

The previous prime is 8389829551. The next prime is 8389829627. The reversal of 8389829564 is 4659289838.

It is a super-2 number, since 2×8389829564² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8389829497 and 8389829506.

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, 22313189 + ... + 22313564.

It is an arithmetic number, because the mean of its divisors is an integer number (1249549112).

Almost surely, 2^8389829564 is an apocalyptic number.

It is an amenable number.

8389829564 is a deficient number, since it is larger than the sum of its proper divisors (6604759780).

8389829564 is a wasteful number, since it uses less digits than its factorization.

8389829564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44626804 (or 44626802 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 62.

The square root of 8389829564 is about 91596.0128171527. The cubic root of 8389829564 is about 2031.9719700677.

The spelling of 8389829564 in words is "eight billion, three hundred eighty-nine million, eight hundred twenty-nine thousand, five hundred sixty-four".