5665352766723 has 32 divisors (see below), whose sum is σ = 9038928353280. Its totient is φ = 3486298073760.

The previous prime is 5665352766701. The next prime is 5665352766739. The reversal of 5665352766723 is 3276672535665.

5665352766723 is a `hidden beast` number, since 5 + 6 + 6 + 535 + 2 + 76 + 6 + 7 + 23 = 666.

It is not a de Polignac number, because 5665352766723 - 2¹⁶ = 5665352701187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5665352746723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20123790 + ... + 20403372.

It is an arithmetic number, because the mean of its divisors is an integer number (282466511040).

Almost surely, 2^{5665352766723} is an apocalyptic number.

5665352766723 is a deficient number, since it is larger than the sum of its proper divisors (3373575586557).

5665352766723 is a wasteful number, since it uses less digits than its factorization.

5665352766723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337336 (or 337330 counting only the distinct ones).

The product of its digits is 285768000, while the sum is 63.

The spelling of 5665352766723 in words is "five trillion, six hundred sixty-five billion, three hundred fifty-two million, seven hundred sixty-six thousand, seven hundred twenty-three".