4665240643 has 8 divisors (see below), whose sum is σ = 5515555680. Its totient is φ = 3860888640.

The previous prime is 4665240617. The next prime is 4665240649. The reversal of 4665240643 is 3460425664.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4665240643 - 2¹⁷ = 4665109571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4665240596 and 4665240605.

It is not an unprimeable number, because it can be changed into a prime (4665240649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11490538 + ... + 11490943.

It is an arithmetic number, because the mean of its divisors is an integer number (689444460).

Almost surely, 2^4665240643 is an apocalyptic number.

4665240643 is a deficient number, since it is larger than the sum of its proper divisors (850315037).

4665240643 is a wasteful number, since it uses less digits than its factorization.

4665240643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22981517.

The product of its (nonzero) digits is 414720, while the sum is 40.

The square root of 4665240643 is about 68302.5668844151. The cubic root of 4665240643 is about 1670.9290780876.

The spelling of 4665240643 in words is "four billion, six hundred sixty-five million, two hundred forty thousand, six hundred forty-three".