4648668463 has 4 divisors (see below), whose sum is σ = 4648805608. Its totient is φ = 4648531320.

The previous prime is 4648668461. The next prime is 4648668487. The reversal of 4648668463 is 3648668464.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4648668463 - 2¹ = 4648668461 is a prime.

It is a super-3 number, since 3×4648668463³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4648668461) 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, 23320 + ... + 99202.

It is an arithmetic number, because the mean of its divisors is an integer number (1162201402).

Almost surely, 2^4648668463 is an apocalyptic number.

4648668463 is a deficient number, since it is larger than the sum of its proper divisors (137145).

4648668463 is an equidigital number, since it uses as much as digits as its factorization.

4648668463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137144.

The product of its digits is 15925248, while the sum is 55.

The square root of 4648668463 is about 68181.1444829140. The cubic root of 4648668463 is about 1668.9482020039.

Subtracting from 4648668463 its reverse (3648668464), we obtain a palindrome (999999999).

The spelling of 4648668463 in words is "four billion, six hundred forty-eight million, six hundred sixty-eight thousand, four hundred sixty-three".