4989809775 has 24 divisors (see below), whose sum is σ = 8271633280. Its totient is φ = 2654195040.

The previous prime is 4989809761. The next prime is 4989809777. The reversal of 4989809775 is 5779089894.

It is not a de Polignac number, because 4989809775 - 2⁵ = 4989809743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4989809777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59347 + ... + 116196.

Almost surely, 2^4989809775 is an apocalyptic number.

4989809775 is a deficient number, since it is larger than the sum of its proper divisors (3281823505).

4989809775 is a wasteful number, since it uses less digits than its factorization.

4989809775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175935 (or 175930 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 66.

The square root of 4989809775 is about 70638.5855959758. The cubic root of 4989809775 is about 1708.8134872944.

The spelling of 4989809775 in words is "four billion, nine hundred eighty-nine million, eight hundred nine thousand, seven hundred seventy-five".