5666299776 has 192 divisors, whose sum is σ = 17375904000. Its totient is φ = 1767232512.

The previous prime is 5666299703. The next prime is 5666299777. The reversal of 5666299776 is 6779926665.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666299777) 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 in 23 ways as a sum of consecutive naturals, for example, 1815145 + ... + 1818263.

It is an arithmetic number, because the mean of its divisors is an integer number (90499500).

Almost surely, 2^5666299776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5666299776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8687952000).

5666299776 is an abundant number, since it is smaller than the sum of its proper divisors (11709604224).

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

5666299776 is a wasteful number, since it uses less digits than its factorization.

5666299776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3241 (or 3226 counting only the distinct ones).

The product of its digits is 51438240, while the sum is 63.

The square root of 5666299776 is about 75274.8283026936. The cubic root of 5666299776 is about 1782.7886029582.

The spelling of 5666299776 in words is "five billion, six hundred sixty-six million, two hundred ninety-nine thousand, seven hundred seventy-six".