4643650513 has 2 divisors, whose sum is σ = 4643650514. Its totient is φ = 4643650512.

The previous prime is 4643650511. The next prime is 4643650547. The reversal of 4643650513 is 3150563464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3309355729 + 1334294784 = 57527^2 + 36528^2 .

It is a cyclic number.

It is not a de Polignac number, because 4643650513 - 2¹ = 4643650511 is a prime.

Together with 4643650511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4643650511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321825256 + 2321825257.

It is an arithmetic number, because the mean of its divisors is an integer number (2321825257).

Almost surely, 2^4643650513 is an apocalyptic number.

It is an amenable number.

4643650513 is a deficient number, since it is larger than the sum of its proper divisors (1).

4643650513 is an equidigital number, since it uses as much as digits as its factorization.

4643650513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 4643650513 is about 68144.3358834760. The cubic root of 4643650513 is about 1668.3474770272.

The spelling of 4643650513 in words is "four billion, six hundred forty-three million, six hundred fifty thousand, five hundred thirteen".