6664163088 has 120 divisors (see below), whose sum is σ = 19326513024. Its totient is φ = 1976395520.

The previous prime is 6664163071. The next prime is 6664163101. The reversal of 6664163088 is 8803614666.

It is a super-2 number, since 2×6664163088² = 88822139326923391488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 260770 + ... + 285182.

Almost surely, 2^6664163088 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 6664163088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9663256512).

6664163088 is an abundant number, since it is smaller than the sum of its proper divisors (12662349936).

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

6664163088 is a wasteful number, since it uses less digits than its factorization.

6664163088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24493 (or 24476 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The square root of 6664163088 is about 81634.3254274818. The cubic root of 6664163088 is about 1881.8364324916.

The spelling of 6664163088 in words is "six billion, six hundred sixty-four million, one hundred sixty-three thousand, eighty-eight".