5009186818691 has 24 divisors (see below), whose sum is σ = 5527557467712. Its totient is φ = 4535960105600.

The previous prime is 5009186818673. The next prime is 5009186818729. The reversal of 5009186818691 is 1968186819005.

It is not a de Polignac number, because 5009186818691 - 2⁶ = 5009186818627 is a prime.

It is a super-2 number, since 2×5009186818691² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5009186118691) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99495761 + ... + 99546093.

It is an arithmetic number, because the mean of its divisors is an integer number (230314894488).

Almost surely, 2^{5009186818691} is an apocalyptic number.

5009186818691 is a deficient number, since it is larger than the sum of its proper divisors (518370649021).

5009186818691 is a wasteful number, since it uses less digits than its factorization.

5009186818691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53563 (or 53552 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 62.

The spelling of 5009186818691 in words is "five trillion, nine billion, one hundred eighty-six million, eight hundred eighteen thousand, six hundred ninety-one".