4909832649 has 6 divisors (see below), whose sum is σ = 7091980506. Its totient is φ = 3273221760.

The previous prime is 4909832633. The next prime is 4909832663. The reversal of 4909832649 is 9462389094.

4909832649 is a `hidden beast` number, since 490 + 98 + 3 + 2 + 64 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4909524624 + 308025 = 70068^2 + 555^2 .

It is not a de Polignac number, because 4909832649 - 2⁴ = 4909832633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4909832595 and 4909832604.

It is not an unprimeable number, because it can be changed into a prime (4909832749) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 272768472 + ... + 272768489.

It is an arithmetic number, because the mean of its divisors is an integer number (1181996751).

Almost surely, 2^4909832649 is an apocalyptic number.

It is an amenable number.

4909832649 is a deficient number, since it is larger than the sum of its proper divisors (2182147857).

4909832649 is a wasteful number, since it uses less digits than its factorization.

4909832649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545536967 (or 545536964 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The square root of 4909832649 is about 70070.1980088539. The cubic root of 4909832649 is about 1699.6345983974.

The spelling of 4909832649 in words is "four billion, nine hundred nine million, eight hundred thirty-two thousand, six hundred forty-nine".