4899209049 has 16 divisors (see below), whose sum is σ = 8294957440. Its totient is φ = 2799547920.

The previous prime is 4899209017. The next prime is 4899209087. The reversal of 4899209049 is 9409029984.

It is not a de Polignac number, because 4899209049 - 2⁵ = 4899209017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4899208986 and 4899209004.

It is not an unprimeable number, because it can be changed into a prime (4899209089) 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 15 ways as a sum of consecutive naturals, for example, 12960682 + ... + 12961059.

It is an arithmetic number, because the mean of its divisors is an integer number (518434840).

Almost surely, 2^4899209049 is an apocalyptic number.

It is an amenable number.

4899209049 is a deficient number, since it is larger than the sum of its proper divisors (3395748391).

4899209049 is a wasteful number, since it uses less digits than its factorization.

4899209049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25921757 (or 25921751 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The square root of 4899209049 is about 69994.3501219920. The cubic root of 4899209049 is about 1698.4078575497.

The spelling of 4899209049 in words is "four billion, eight hundred ninety-nine million, two hundred nine thousand, forty-nine".