5663704073665 has 16 divisors (see below), whose sum is σ = 7535849478336. Its totient is φ = 4051531972800.

The previous prime is 5663704073663. The next prime is 5663704073707.

It is a happy number.

5663704073665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5663704073665 - 2¹ = 5663704073663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5663704073663) 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, 844065807 + ... + 844072516.

It is an arithmetic number, because the mean of its divisors is an integer number (470990592396).

Almost surely, 2^{5663704073665} is an apocalyptic number.

5663704073665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5663704073665 is a deficient number, since it is larger than the sum of its proper divisors (1872145404671).

5663704073665 is a wasteful number, since it uses less digits than its factorization.

5663704073665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688138400.

The product of its (nonzero) digits is 57153600, while the sum is 58.

The spelling of 5663704073665 in words is "five trillion, six hundred sixty-three billion, seven hundred four million, seventy-three thousand, six hundred sixty-five".