6662112727 has 2 divisors, whose sum is σ = 6662112728. Its totient is φ = 6662112726.

The previous prime is 6662112649. The next prime is 6662112731. The reversal of 6662112727 is 7272112666.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6662112727 - 2⁷ = 6662112599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6662112727.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6662112757) 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 as a sum of consecutive naturals, namely, 3331056363 + 3331056364.

It is an arithmetic number, because the mean of its divisors is an integer number (3331056364).

Almost surely, 2^6662112727 is an apocalyptic number.

6662112727 is a deficient number, since it is larger than the sum of its proper divisors (1).

6662112727 is an equidigital number, since it uses as much as digits as its factorization.

6662112727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 40.

The square root of 6662112727 is about 81621.7662575370. The cubic root of 6662112727 is about 1881.6434180173.

The spelling of 6662112727 in words is "six billion, six hundred sixty-two million, one hundred twelve thousand, seven hundred twenty-seven".