5000500005491 has 16 divisors (see below), whose sum is σ = 5256916070400. Its totient is φ = 4747445767680.

The previous prime is 5000500005461. The next prime is 5000500005509. The reversal of 5000500005491 is 1945000050005.

It is a cyclic number.

It is not a de Polignac number, because 5000500005491 - 2⁶ = 5000500005427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5000500005461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 704876 + ... + 3240038.

It is an arithmetic number, because the mean of its divisors is an integer number (328557254400).

Almost surely, 2^{5000500005491} is an apocalyptic number.

5000500005491 is a deficient number, since it is larger than the sum of its proper divisors (256416064909).

5000500005491 is a wasteful number, since it uses less digits than its factorization.

5000500005491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535826.

The product of its (nonzero) digits is 4500, while the sum is 29.

Adding to 5000500005491 its reverse (1945000050005), we get a palindrome (6945500055496).

The spelling of 5000500005491 in words is "five trillion, five hundred million, five thousand, four hundred ninety-one".