8674664768 has 56 divisors (see below), whose sum is σ = 21461358144. Its totient is φ = 3379737600.

The previous prime is 8674664729. The next prime is 8674664771.

8674664768 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 8674664768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875213 + ... + 885068.

Almost surely, 2^8674664768 is an apocalyptic number.

8674664768 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

8674664768 is an abundant number, since it is smaller than the sum of its proper divisors (12786693376).

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

8674664768 is a wasteful number, since it uses less digits than its factorization.

8674664768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760311 (or 1760301 counting only the distinct ones).

The product of its digits is 65028096, while the sum is 62.

The square root of 8674664768 is about 93137.8804139325. The cubic root of 8674664768 is about 2054.7117296025.

The spelling of 8674664768 in words is "eight billion, six hundred seventy-four million, six hundred sixty-four thousand, seven hundred sixty-eight".