4878238266 has 24 divisors (see below), whose sum is σ = 11530381824. Its totient is φ = 1478253960.

The previous prime is 4878238237. The next prime is 4878238271. The reversal of 4878238266 is 6628328784.

4878238266 is a `hidden beast` number, since 487 + 8 + 23 + 82 + 66 = 666.

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 11 ways as a sum of consecutive naturals, for example, 12318586 + ... + 12318981.

It is an arithmetic number, because the mean of its divisors is an integer number (480432576).

Almost surely, 2^4878238266 is an apocalyptic number.

4878238266 is an abundant number, since it is smaller than the sum of its proper divisors (6652143558).

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

4878238266 is a wasteful number, since it uses less digits than its factorization.

4878238266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24637586 (or 24637583 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 54.

The square root of 4878238266 is about 69844.3860736137. The cubic root of 4878238266 is about 1695.9810792526.

The spelling of 4878238266 in words is "four billion, eight hundred seventy-eight million, two hundred thirty-eight thousand, two hundred sixty-six".