4639628839 has 8 divisors (see below), whose sum is σ = 4959434592. Its totient is φ = 4329663360.

The previous prime is 4639628837. The next prime is 4639628891. The reversal of 4639628839 is 9388269364.

4639628839 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4639628839 - 2¹ = 4639628837 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 (4639628837) 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, 2459094 + ... + 2460979.

It is an arithmetic number, because the mean of its divisors is an integer number (619929324).

Almost surely, 2^4639628839 is an apocalyptic number.

4639628839 is a deficient number, since it is larger than the sum of its proper divisors (319805753).

4639628839 is a wasteful number, since it uses less digits than its factorization.

4639628839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4920137.

The product of its digits is 13436928, while the sum is 58.

The square root of 4639628839 is about 68114.8209936721. The cubic root of 4639628839 is about 1667.8657089628.

The spelling of 4639628839 in words is "four billion, six hundred thirty-nine million, six hundred twenty-eight thousand, eight hundred thirty-nine".