4939206813 has 6 divisors (see below), whose sum is σ = 7134409854. Its totient is φ = 3292804536.

The previous prime is 4939206787. The next prime is 4939206817. The reversal of 4939206813 is 3186029394.

It is a happy number.

4939206813 is a `hidden beast` number, since 493 + 92 + 0 + 68 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4518259524 + 420947289 = 67218^2 + 20517^2 .

It is not a de Polignac number, because 4939206813 - 2⁶ = 4939206749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4939206817) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 274400370 + ... + 274400387.

It is an arithmetic number, because the mean of its divisors is an integer number (1189068309).

Almost surely, 2^4939206813 is an apocalyptic number.

It is an amenable number.

4939206813 is a deficient number, since it is larger than the sum of its proper divisors (2195203041).

4939206813 is a wasteful number, since it uses less digits than its factorization.

4939206813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548800763 (or 548800760 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 4939206813 is about 70279.4906996344. The cubic root of 4939206813 is about 1703.0173417920.

The spelling of 4939206813 in words is "four billion, nine hundred thirty-nine million, two hundred six thousand, eight hundred thirteen".