8663403201 has 16 divisors (see below), whose sum is σ = 12368116800. Its totient is φ = 5374780928.

The previous prime is 8663403193. The next prime is 8663403209. The reversal of 8663403201 is 1023043668.

It is an interprime number because it is at equal distance from previous prime (8663403193) and next prime (8663403209).

It is not a de Polignac number, because 8663403201 - 2³ = 8663403193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8663403209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 949791 + ... + 958868.

It is an arithmetic number, because the mean of its divisors is an integer number (773007300).

Almost surely, 2^8663403201 is an apocalyptic number.

It is an amenable number.

8663403201 is a deficient number, since it is larger than the sum of its proper divisors (3704713599).

8663403201 is a wasteful number, since it uses less digits than its factorization.

8663403201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1908768.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 8663403201 is about 93077.4043525065. The cubic root of 8663403201 is about 2053.8221930461.

Adding to 8663403201 its reverse (1023043668), we get a palindrome (9686446869).

The spelling of 8663403201 in words is "eight billion, six hundred sixty-three million, four hundred three thousand, two hundred one".