5095509991 has 8 divisors (see below), whose sum is σ = 5986333584. Its totient is φ = 4275952320.

The previous prime is 5095509917. The next prime is 5095509997. The reversal of 5095509991 is 1999055905.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5095509991 - 2¹³ = 5095501799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5095509997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17816326 + ... + 17816611.

It is an arithmetic number, because the mean of its divisors is an integer number (748291698).

Almost surely, 2^5095509991 is an apocalyptic number.

5095509991 is a deficient number, since it is larger than the sum of its proper divisors (890823593).

5095509991 is a wasteful number, since it uses less digits than its factorization.

5095509991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35632961.

The product of its (nonzero) digits is 820125, while the sum is 52.

The square root of 5095509991 is about 71382.8410123890. The cubic root of 5095509991 is about 1720.7953315449.

The spelling of 5095509991 in words is "five billion, ninety-five million, five hundred nine thousand, nine hundred ninety-one".