4778344834 has 8 divisors (see below), whose sum is σ = 7233274620. Its totient is φ = 2367253296.

The previous prime is 4778344811. The next prime is 4778344847. The reversal of 4778344834 is 4384438774.

It can be written as a sum of positive squares in 2 ways, for example, as 4730000625 + 48344209 = 68775^2 + 6953^2 .

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

It is a super-2 number, since 2×4778344834² = 45665158705228975112, which contains 22 as substring.

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, 10959289 + ... + 10959724.

Almost surely, 2^4778344834 is an apocalyptic number.

4778344834 is a deficient number, since it is larger than the sum of its proper divisors (2454929786).

4778344834 is a wasteful number, since it uses less digits than its factorization.

4778344834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21919124.

The product of its digits is 7225344, while the sum is 52.

The square root of 4778344834 is about 69125.5729379511. The cubic root of 4778344834 is about 1684.3247458243.

The spelling of 4778344834 in words is "four billion, seven hundred seventy-eight million, three hundred forty-four thousand, eight hundred thirty-four".