4872278786 has 8 divisors (see below), whose sum is σ = 7308715260. Its totient is φ = 2436040368.

The previous prime is 4872278779. The next prime is 4872278791. The reversal of 4872278786 is 6878722784.

It can be written as a sum of positive squares in 2 ways, for example, as 4839845761 + 32433025 = 69569^2 + 5695^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64460 + ... + 117896.

Almost surely, 2^4872278786 is an apocalyptic number.

4872278786 is a deficient number, since it is larger than the sum of its proper divisors (2436436474).

4872278786 is a wasteful number, since it uses less digits than its factorization.

4872278786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99028.

The product of its digits is 16859136, while the sum is 59.

The square root of 4872278786 is about 69801.7104804746. The cubic root of 4872278786 is about 1695.2901683569.

The spelling of 4872278786 in words is "four billion, eight hundred seventy-two million, two hundred seventy-eight thousand, seven hundred eighty-six".