6564445614 has 12 divisors (see below), whose sum is σ = 14222965536. Its totient is φ = 2188148532.

The previous prime is 6564445567. The next prime is 6564445621. The reversal of 6564445614 is 4165444656.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6564445614.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182345694 + ... + 182345729.

It is an arithmetic number, because the mean of its divisors is an integer number (1185247128).

Almost surely, 2^6564445614 is an apocalyptic number.

6564445614 is an abundant number, since it is smaller than the sum of its proper divisors (7658519922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6564445614 is a wasteful number, since it uses less digits than its factorization.

6564445614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364691431 (or 364691428 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

The square root of 6564445614 is about 81021.2664304872. The cubic root of 6564445614 is about 1872.4031001732.

The spelling of 6564445614 in words is "six billion, five hundred sixty-four million, four hundred forty-five thousand, six hundred fourteen".