663363104 has 24 divisors (see below), whose sum is σ = 1311430428. Its totient is φ = 330301440.

The previous prime is 663363101. The next prime is 663363109. The reversal of 663363104 is 401363366.

It can be written as a sum of positive squares in 2 ways, for example, as 627602704 + 35760400 = 25052^2 + 5980^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (663363101) 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, 35297 + ... + 50720.

Almost surely, 2^663363104 is an apocalyptic number.

It is an amenable number.

663363104 is a deficient number, since it is larger than the sum of its proper divisors (648067324).

663363104 is a wasteful number, since it uses less digits than its factorization.

663363104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86268 (or 86260 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 663363104 is about 25755.8363094659. The cubic root of 663363104 is about 872.1351107873.

The spelling of 663363104 in words is "six hundred sixty-three million, three hundred sixty-three thousand, one hundred four".