5663333665 has 24 divisors (see below), whose sum is σ = 7446711168. Its totient is φ = 4100592960.

The previous prime is 5663333659. The next prime is 5663333717.

It is a happy number.

5663333665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5663333665 - 2⁹ = 5663333153 is a prime.

It is a super-2 number, since 2×5663333665² = 64146696402244664450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3979144 + ... + 3980566.

It is an arithmetic number, because the mean of its divisors is an integer number (310279632).

Almost surely, 2^5663333665 is an apocalyptic number.

5663333665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5663333665 is a deficient number, since it is larger than the sum of its proper divisors (1783377503).

5663333665 is a wasteful number, since it uses less digits than its factorization.

5663333665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1977 (or 1708 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 46.

The square root of 5663333665 is about 75255.1238454898. The cubic root of 5663333665 is about 1782.4774727057.

The spelling of 5663333665 in words is "five billion, six hundred sixty-three million, three hundred thirty-three thousand, six hundred sixty-five".