6206742877 has 2 divisors, whose sum is σ = 6206742878. Its totient is φ = 6206742876.

The previous prime is 6206742827. The next prime is 6206742881. The reversal of 6206742877 is 7782476026.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5481033156 + 725709721 = 74034^2 + 26939^2 .

It is a cyclic number.

It is not a de Polignac number, because 6206742877 - 2¹⁵ = 6206710109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6206742877.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6206742827) 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, 3103371438 + 3103371439.

It is an arithmetic number, because the mean of its divisors is an integer number (3103371439).

Almost surely, 2^6206742877 is an apocalyptic number.

It is an amenable number.

6206742877 is a deficient number, since it is larger than the sum of its proper divisors (1).

6206742877 is an equidigital number, since it uses as much as digits as its factorization.

6206742877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1580544, while the sum is 49.

The square root of 6206742877 is about 78782.8844166041. The cubic root of 6206742877 is about 1837.7562912879.

The spelling of 6206742877 in words is "six billion, two hundred six million, seven hundred forty-two thousand, eight hundred seventy-seven".