5091649204 has 12 divisors (see below), whose sum is σ = 8949297700. Its totient is φ = 2534707008.

The previous prime is 5091649177. The next prime is 5091649231. The reversal of 5091649204 is 4029461905.

It is an interprime number because it is at equal distance from previous prime (5091649177) and next prime (5091649231).

It can be written as a sum of positive squares in 2 ways, for example, as 4928320804 + 163328400 = 70202^2 + 12780^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2778369 + ... + 2780200.

Almost surely, 2^5091649204 is an apocalyptic number.

It is an amenable number.

5091649204 is a deficient number, since it is larger than the sum of its proper divisors (3857648496).

5091649204 is a wasteful number, since it uses less digits than its factorization.

5091649204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558802 (or 5558800 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 5091649204 is about 71355.7930654547. The cubic root of 5091649204 is about 1720.3606153021.

The spelling of 5091649204 in words is "five billion, ninety-one million, six hundred forty-nine thousand, two hundred four".