6755726563 has 2 divisors, whose sum is σ = 6755726564. Its totient is φ = 6755726562.

The previous prime is 6755726557. The next prime is 6755726599. The reversal of 6755726563 is 3656275576.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6755726563 - 2²⁹ = 6218855651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6755726563.

It is not a weakly prime, because it can be changed into another prime (6755723563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3377863281 + 3377863282.

It is an arithmetic number, because the mean of its divisors is an integer number (3377863282).

Almost surely, 2^6755726563 is an apocalyptic number.

6755726563 is a deficient number, since it is larger than the sum of its proper divisors (1).

6755726563 is an equidigital number, since it uses as much as digits as its factorization.

6755726563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7938000, while the sum is 52.

The square root of 6755726563 is about 82193.2269898195. The cubic root of 6755726563 is about 1890.4158694994.

The spelling of 6755726563 in words is "six billion, seven hundred fifty-five million, seven hundred twenty-six thousand, five hundred sixty-three".