4642516777 has 2 divisors, whose sum is σ = 4642516778. Its totient is φ = 4642516776.

The previous prime is 4642516741. The next prime is 4642516787. The reversal of 4642516777 is 7776152464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4582748416 + 59768361 = 67696^2 + 7731^2 .

It is a cyclic number.

It is not a de Polignac number, because 4642516777 - 2³¹ = 2495033129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4642516777.

It is not a weakly prime, because it can be changed into another prime (4642516787) 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, 2321258388 + 2321258389.

It is an arithmetic number, because the mean of its divisors is an integer number (2321258389).

Almost surely, 2^4642516777 is an apocalyptic number.

It is an amenable number.

4642516777 is a deficient number, since it is larger than the sum of its proper divisors (1).

4642516777 is an equidigital number, since it uses as much as digits as its factorization.

4642516777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1975680, while the sum is 49.

The square root of 4642516777 is about 68136.0167385796. The cubic root of 4642516777 is about 1668.2116916472.

The spelling of 4642516777 in words is "four billion, six hundred forty-two million, five hundred sixteen thousand, seven hundred seventy-seven".