4939633613 has 2 divisors, whose sum is σ = 4939633614. Its totient is φ = 4939633612.

The previous prime is 4939633609. The next prime is 4939633649. The reversal of 4939633613 is 3163369394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4913028649 + 26604964 = 70093^2 + 5158^2 .

It is a cyclic number.

It is not a de Polignac number, because 4939633613 - 2² = 4939633609 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4939633603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2469816806 + 2469816807.

It is an arithmetic number, because the mean of its divisors is an integer number (2469816807).

Almost surely, 2^4939633613 is an apocalyptic number.

It is an amenable number.

4939633613 is a deficient number, since it is larger than the sum of its proper divisors (1).

4939633613 is an equidigital number, since it uses as much as digits as its factorization.

4939633613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 944784, while the sum is 47.

The square root of 4939633613 is about 70282.5270817719. The cubic root of 4939633613 is about 1703.0663933161.

The spelling of 4939633613 in words is "four billion, nine hundred thirty-nine million, six hundred thirty-three thousand, six hundred thirteen".