8604607663 has 4 divisors (see below), whose sum is σ = 8604797688. Its totient is φ = 8604417640.

The previous prime is 8604607657. The next prime is 8604607667. The reversal of 8604607663 is 3667064068.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8604607663 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 (8604607667) 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, 16668 + ... + 132238.

It is an arithmetic number, because the mean of its divisors is an integer number (2151199422).

Almost surely, 2^8604607663 is an apocalyptic number.

8604607663 is a deficient number, since it is larger than the sum of its proper divisors (190025).

8604607663 is a wasteful number, since it uses less digits than its factorization.

8604607663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190024.

The product of its (nonzero) digits is 870912, while the sum is 46.

The square root of 8604607663 is about 92761.0244822684. The cubic root of 8604607663 is about 2049.1654475703.

The spelling of 8604607663 in words is "eight billion, six hundred four million, six hundred seven thousand, six hundred sixty-three".