4706813778 has 16 divisors (see below), whose sum is σ = 9613918080. Its totient is φ = 1535556176.

The previous prime is 4706813777. The next prime is 4706813789. The reversal of 4706813778 is 8773186074.

It is a self number, because there is not a number n which added to its sum of digits gives 4706813778.

It is not an unprimeable number, because it can be changed into a prime (4706813777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8345133 + ... + 8345696.

It is an arithmetic number, because the mean of its divisors is an integer number (600869880).

Almost surely, 2^4706813778 is an apocalyptic number.

4706813778 is an abundant number, since it is smaller than the sum of its proper divisors (4907104302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4706813778 is a wasteful number, since it uses less digits than its factorization.

4706813778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16690881.

The product of its (nonzero) digits is 1580544, while the sum is 51.

The square root of 4706813778 is about 68606.2225894999. Note that the first 3 decimals coincide. The cubic root of 4706813778 is about 1675.8777641004.

The spelling of 4706813778 in words is "four billion, seven hundred six million, eight hundred thirteen thousand, seven hundred seventy-eight".