8454445564 has 24 divisors (see below), whose sum is σ = 14888922048. Its totient is φ = 4200505920.

The previous prime is 8454445541. The next prime is 8454445577. The reversal of 8454445564 is 4655444548.

It is a congruent number.

It is an unprimeable number.

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, 1072662 + ... + 1080514.

It is an arithmetic number, because the mean of its divisors is an integer number (620371752).

Almost surely, 2^8454445564 is an apocalyptic number.

It is an amenable number.

8454445564 is a deficient number, since it is larger than the sum of its proper divisors (6434476484).

8454445564 is a wasteful number, since it uses less digits than its factorization.

8454445564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9525 (or 9523 counting only the distinct ones).

The product of its digits is 6144000, while the sum is 49.

The square root of 8454445564 is about 91948.0590550991. The cubic root of 8454445564 is about 2037.1751851465.

The spelling of 8454445564 in words is "eight billion, four hundred fifty-four million, four hundred forty-five thousand, five hundred sixty-four".