4650320643 has 4 divisors (see below), whose sum is σ = 6200427528. Its totient is φ = 3100213760.

The previous prime is 4650320621. The next prime is 4650320651. The reversal of 4650320643 is 3460230564.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4650320643 - 2⁶ = 4650320579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4650328643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 775053438 + ... + 775053443.

It is an arithmetic number, because the mean of its divisors is an integer number (1550106882).

Almost surely, 2^4650320643 is an apocalyptic number.

4650320643 is a deficient number, since it is larger than the sum of its proper divisors (1550106885).

4650320643 is a wasteful number, since it uses less digits than its factorization.

4650320643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550106884.

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 4650320643 is about 68193.2595129460. The cubic root of 4650320643 is about 1669.1458984882.

The spelling of 4650320643 in words is "four billion, six hundred fifty million, three hundred twenty thousand, six hundred forty-three".