4939677517 has 2 divisors, whose sum is σ = 4939677518. Its totient is φ = 4939677516.

The previous prime is 4939677511. The next prime is 4939677569. The reversal of 4939677517 is 7157769394.

4939677517 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3456734436 + 1482943081 = 58794^2 + 38509^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4939677517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4939677511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2469838758 + 2469838759.

It is an arithmetic number, because the mean of its divisors is an integer number (2469838759).

Almost surely, 2^4939677517 is an apocalyptic number.

It is an amenable number.

4939677517 is a deficient number, since it is larger than the sum of its proper divisors (1).

4939677517 is an equidigital number, since it uses as much as digits as its factorization.

4939677517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10001880, while the sum is 58.

The square root of 4939677517 is about 70282.8394204446. The cubic root of 4939677517 is about 1703.0714389809.

The spelling of 4939677517 in words is "four billion, nine hundred thirty-nine million, six hundred seventy-seven thousand, five hundred seventeen".