4066612877 has 2 divisors, whose sum is σ = 4066612878. Its totient is φ = 4066612876.

The previous prime is 4066612871. The next prime is 4066612919. The reversal of 4066612877 is 7782166604.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2892933796 + 1173679081 = 53786^2 + 34259^2 .

It is a cyclic number.

It is not a de Polignac number, because 4066612877 - 2⁸ = 4066612621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4066612871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033306438 + 2033306439.

It is an arithmetic number, because the mean of its divisors is an integer number (2033306439).

Almost surely, 2^4066612877 is an apocalyptic number.

It is an amenable number.

4066612877 is a deficient number, since it is larger than the sum of its proper divisors (1).

4066612877 is an equidigital number, since it uses as much as digits as its factorization.

4066612877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 4066612877 is about 63769.9998196644. Note that the first 3 decimals coincide. The cubic root of 4066612877 is about 1596.1643639756.

The spelling of 4066612877 in words is "four billion, sixty-six million, six hundred twelve thousand, eight hundred seventy-seven".