4738978679 has 2 divisors, whose sum is σ = 4738978680. Its totient is φ = 4738978678.

The previous prime is 4738978669. The next prime is 4738978687. The reversal of 4738978679 is 9768798374.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4738978679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4738978669) 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, 2369489339 + 2369489340.

It is an arithmetic number, because the mean of its divisors is an integer number (2369489340).

Almost surely, 2^4738978679 is an apocalyptic number.

4738978679 is a deficient number, since it is larger than the sum of its proper divisors (1).

4738978679 is an equidigital number, since it uses as much as digits as its factorization.

4738978679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 128024064, while the sum is 68.

The square root of 4738978679 is about 68840.2402596040. The cubic root of 4738978679 is about 1679.6865769004.

The spelling of 4738978679 in words is "four billion, seven hundred thirty-eight million, nine hundred seventy-eight thousand, six hundred seventy-nine".