4775679909 has 144 divisors (see below), whose sum is σ = 9417642624. Its totient is φ = 2283240960.

The previous prime is 4775679841. The next prime is 4775679913. The reversal of 4775679909 is 9099765774.

4775679909 is a `hidden beast` number, since 477 + 5 + 6 + 79 + 90 + 9 = 666.

It is not a de Polignac number, because 4775679909 - 2¹² = 4775675813 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4775679919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 14170989 + ... + 14171325.

It is an arithmetic number, because the mean of its divisors is an integer number (65400296).

Almost surely, 2^4775679909 is an apocalyptic number.

It is an amenable number.

4775679909 is a deficient number, since it is larger than the sum of its proper divisors (4641962715).

4775679909 is a wasteful number, since it uses less digits than its factorization.

4775679909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 30005640, while the sum is 63.

The square root of 4775679909 is about 69106.2942791755. The cubic root of 4775679909 is about 1684.0115666809.

The spelling of 4775679909 in words is "four billion, seven hundred seventy-five million, six hundred seventy-nine thousand, nine hundred nine".