16808590127 has 8 divisors (see below), whose sum is σ = 19265179776. Its totient is φ = 14365841112.

The previous prime is 16808590121. The next prime is 16808590147. The reversal of 16808590127 is 72109580861.

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

It is not a de Polignac number, because 16808590127 - 2⁸ = 16808589871 is a prime.

It is a super-2 number, since 2×16808590127² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16808590121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3457553 + ... + 3462410.

It is an arithmetic number, because the mean of its divisors is an integer number (2408147472).

Almost surely, 2^16808590127 is an apocalyptic number.

16808590127 is a deficient number, since it is larger than the sum of its proper divisors (2456589649).

16808590127 is an equidigital number, since it uses as much as digits as its factorization.

16808590127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6920317.

The product of its (nonzero) digits is 241920, while the sum is 47.

The spelling of 16808590127 in words is "sixteen billion, eight hundred eight million, five hundred ninety thousand, one hundred twenty-seven".