4987787767 has 2 divisors, whose sum is σ = 4987787768. Its totient is φ = 4987787766.

The previous prime is 4987787747. The next prime is 4987787771. The reversal of 4987787767 is 7677877894.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4987787767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4987787696 and 4987787705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4987787747) 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, 2493893883 + 2493893884.

It is an arithmetic number, because the mean of its divisors is an integer number (2493893884).

Almost surely, 2^4987787767 is an apocalyptic number.

4987787767 is a deficient number, since it is larger than the sum of its proper divisors (1).

4987787767 is an equidigital number, since it uses as much as digits as its factorization.

4987787767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 232339968, while the sum is 70.

The square root of 4987787767 is about 70624.2717980157. The cubic root of 4987787767 is about 1708.5826367195.

The spelling of 4987787767 in words is "four billion, nine hundred eighty-seven million, seven hundred eighty-seven thousand, seven hundred sixty-seven".