4784135378 has 16 divisors (see below), whose sum is σ = 8168959296. Its totient is φ = 2080058640.

The previous prime is 4784135371. The next prime is 4784135383. The reversal of 4784135378 is 8735314874.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4784135371) 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, 4726901 + ... + 4727912.

It is an arithmetic number, because the mean of its divisors is an integer number (510559956).

Almost surely, 2^4784135378 is an apocalyptic number.

4784135378 is a deficient number, since it is larger than the sum of its proper divisors (3384823918).

4784135378 is a wasteful number, since it uses less digits than its factorization.

4784135378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9454849.

The product of its digits is 2257920, while the sum is 50.

The square root of 4784135378 is about 69167.4444952248. Note that the first 4 decimals coincide. The cubic root of 4784135378 is about 1685.0048432091.

The spelling of 4784135378 in words is "four billion, seven hundred eighty-four million, one hundred thirty-five thousand, three hundred seventy-eight".