6220708664 has 16 divisors (see below), whose sum is σ = 11705940600. Its totient is φ = 3099124512.

The previous prime is 6220708607. The next prime is 6220708673. The reversal of 6220708664 is 4668070226.

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, 1401374 + ... + 1405805.

Almost surely, 2^6220708664 is an apocalyptic number.

It is an amenable number.

6220708664 is a deficient number, since it is larger than the sum of its proper divisors (5485231936).

6220708664 is a wasteful number, since it uses less digits than its factorization.

6220708664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2807462 (or 2807458 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 6220708664 is about 78871.4692648742. The cubic root of 6220708664 is about 1839.1336367182.

The spelling of 6220708664 in words is "six billion, two hundred twenty million, seven hundred eight thousand, six hundred sixty-four".