4647664351 has 4 divisors (see below), whose sum is σ = 5070179304. Its totient is φ = 4225149400.

The previous prime is 4647664337. The next prime is 4647664369. The reversal of 4647664351 is 1534667464.

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 4647664351 - 2¹¹ = 4647662303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4647664951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211257460 + ... + 211257481.

It is an arithmetic number, because the mean of its divisors is an integer number (1267544826).

Almost surely, 2^4647664351 is an apocalyptic number.

4647664351 is a deficient number, since it is larger than the sum of its proper divisors (422514953).

4647664351 is a wasteful number, since it uses less digits than its factorization.

4647664351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422514952.

The product of its digits is 1451520, while the sum is 46.

The square root of 4647664351 is about 68173.7805244802. The cubic root of 4647664351 is about 1668.8280291269.

The spelling of 4647664351 in words is "four billion, six hundred forty-seven million, six hundred sixty-four thousand, three hundred fifty-one".