16898126071 has 4 divisors (see below), whose sum is σ = 17443226944. Its totient is φ = 16353025200.

The previous prime is 16898126041. The next prime is 16898126093. The reversal of 16898126071 is 17062189861.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16898126071 - 2⁷ = 16898125943 is a prime.

It is a super-2 number, since 2×16898126071² (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 (16898126041) 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 3 ways as a sum of consecutive naturals, for example, 272550390 + ... + 272550451.

It is an arithmetic number, because the mean of its divisors is an integer number (4360806736).

Almost surely, 2^16898126071 is an apocalyptic number.

16898126071 is a deficient number, since it is larger than the sum of its proper divisors (545100873).

16898126071 is an equidigital number, since it uses as much as digits as its factorization.

16898126071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545100872.

The product of its (nonzero) digits is 290304, while the sum is 49.

The spelling of 16898126071 in words is "sixteen billion, eight hundred ninety-eight million, one hundred twenty-six thousand, seventy-one".