4649467813 has 2 divisors, whose sum is σ = 4649467814. Its totient is φ = 4649467812.

The previous prime is 4649467793. The next prime is 4649467939. The reversal of 4649467813 is 3187649464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3770819649 + 878648164 = 61407^2 + 29642^2 .

It is a cyclic number.

It is not a de Polignac number, because 4649467813 - 2⁹ = 4649467301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4649467013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2324733906 + 2324733907.

It is an arithmetic number, because the mean of its divisors is an integer number (2324733907).

Almost surely, 2^4649467813 is an apocalyptic number.

It is an amenable number.

4649467813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4649467813 is an equidigital number, since it uses as much as digits as its factorization.

4649467813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 52.

The square root of 4649467813 is about 68187.0061888627. The cubic root of 4649467813 is about 1669.0438564404.

The spelling of 4649467813 in words is "four billion, six hundred forty-nine million, four hundred sixty-seven thousand, eight hundred thirteen".