4638494359 has 4 divisors (see below), whose sum is σ = 4655240104. Its totient is φ = 4621748616.

The previous prime is 4638494327. The next prime is 4638494363. The reversal of 4638494359 is 9534948364.

4638494359 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4638494359 - 2⁵ = 4638494327 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 (4638494309) 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, 8372457 + ... + 8373010.

It is an arithmetic number, because the mean of its divisors is an integer number (1163810026).

Almost surely, 2^4638494359 is an apocalyptic number.

4638494359 is a deficient number, since it is larger than the sum of its proper divisors (16745745).

4638494359 is a wasteful number, since it uses less digits than its factorization.

4638494359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16745744.

The product of its digits is 11197440, while the sum is 55.

The square root of 4638494359 is about 68106.4927815256. The cubic root of 4638494359 is about 1667.7297559516.

The spelling of 4638494359 in words is "four billion, six hundred thirty-eight million, four hundred ninety-four thousand, three hundred fifty-nine".