8264897663 has 4 divisors (see below), whose sum is σ = 9016252008. Its totient is φ = 7513543320.

The previous prime is 8264897657. The next prime is 8264897687. The reversal of 8264897663 is 3667984628.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8264897663 - 2²⁶ = 8197788799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8264897623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375677156 + ... + 375677177.

It is an arithmetic number, because the mean of its divisors is an integer number (2254063002).

Almost surely, 2^8264897663 is an apocalyptic number.

8264897663 is a deficient number, since it is larger than the sum of its proper divisors (751354345).

8264897663 is a wasteful number, since it uses less digits than its factorization.

8264897663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751354344.

The product of its digits is 20901888, while the sum is 59.

The square root of 8264897663 is about 90911.4825695852. The cubic root of 8264897663 is about 2021.8355422157.

The spelling of 8264897663 in words is "eight billion, two hundred sixty-four million, eight hundred ninety-seven thousand, six hundred sixty-three".