4987787747 has 2 divisors, whose sum is σ = 4987787748. Its totient is φ = 4987787746.

The previous prime is 4987787729. The next prime is 4987787767. The reversal of 4987787747 is 7477877894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4987787747 - 2⁶ = 4987787683 is a prime.

It is not a weakly prime, because it can be changed into another prime (4987787767) 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, 2493893873 + 2493893874.

It is an arithmetic number, because the mean of its divisors is an integer number (2493893874).

Almost surely, 2^4987787747 is an apocalyptic number.

4987787747 is a deficient number, since it is larger than the sum of its proper divisors (1).

4987787747 is an equidigital number, since it uses as much as digits as its factorization.

4987787747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 154893312, while the sum is 68.

The square root of 4987787747 is about 70624.2716564213. The cubic root of 4987787747 is about 1708.5826344358.

The spelling of 4987787747 in words is "four billion, nine hundred eighty-seven million, seven hundred eighty-seven thousand, seven hundred forty-seven".