4909504205 has 32 divisors (see below), whose sum is σ = 6415083360. Its totient is φ = 3592314880.

The previous prime is 4909504133. The next prime is 4909504213. The reversal of 4909504205 is 5024059094.

It can be written as a sum of positive squares in 16 ways, for example, as 1859593129 + 3049911076 = 43123^2 + 55226^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4909504205 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 934847 + ... + 940083.

It is an arithmetic number, because the mean of its divisors is an integer number (200471355).

Almost surely, 2^4909504205 is an apocalyptic number.

It is an amenable number.

4909504205 is a deficient number, since it is larger than the sum of its proper divisors (1505579155).

4909504205 is a wasteful number, since it uses less digits than its factorization.

4909504205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5569.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 4909504205 is about 70067.8542913939. The cubic root of 4909504205 is about 1699.5966984475.

The spelling of 4909504205 in words is "four billion, nine hundred nine million, five hundred four thousand, two hundred five".