4639848784 has 20 divisors (see below), whose sum is σ = 8991668916. Its totient is φ = 2319418112.

The previous prime is 4639848779. The next prime is 4639848809. The reversal of 4639848784 is 4878489364.

It can be written as a sum of positive squares in 2 ways, for example, as 3167438400 + 1472410384 = 56280^2 + 38372^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50412 + ... + 108724.

Almost surely, 2^4639848784 is an apocalyptic number.

It is an amenable number.

4639848784 is a deficient number, since it is larger than the sum of its proper divisors (4351820132).

4639848784 is a wasteful number, since it uses less digits than its factorization.

4639848784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63294 (or 63288 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 61.

The square root of 4639848784 is about 68116.4354910032. The cubic root of 4639848784 is about 1667.8920640111.

The spelling of 4639848784 in words is "four billion, six hundred thirty-nine million, eight hundred forty-eight thousand, seven hundred eighty-four".