6336666520 has 32 divisors (see below), whose sum is σ = 14877393120. Its totient is φ = 2424463360.

The previous prime is 6336666503. The next prime is 6336666527. The reversal of 6336666520 is 256666336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6336666527) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3442921 + ... + 3444760.

It is an arithmetic number, because the mean of its divisors is an integer number (464918535).

Almost surely, 2^6336666520 is an apocalyptic number.

It is an amenable number.

6336666520 is an abundant number, since it is smaller than the sum of its proper divisors (8540726600).

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

6336666520 is a wasteful number, since it uses less digits than its factorization.

6336666520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6887715 (or 6887711 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 43.

The square root of 6336666520 is about 79603.1815947076. The cubic root of 6336666520 is about 1850.4908870219.

The spelling of 6336666520 in words is "six billion, three hundred thirty-six million, six hundred sixty-six thousand, five hundred twenty".