16189228093 has 2 divisors, whose sum is σ = 16189228094. Its totient is φ = 16189228092.

The previous prime is 16189228091. The next prime is 16189228183. The reversal of 16189228093 is 39082298161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16185437284 + 3790809 = 127222^2 + 1947^2 .

It is a cyclic number.

It is not a de Polignac number, because 16189228093 - 2¹ = 16189228091 is a prime.

It is a super-2 number, since 2×16189228093² (a number of 21 digits) contains 22 as substring.

Together with 16189228091, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16189228091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8094614046 + 8094614047.

It is an arithmetic number, because the mean of its divisors is an integer number (8094614047).

Almost surely, 2^16189228093 is an apocalyptic number.

It is an amenable number.

16189228093 is a deficient number, since it is larger than the sum of its proper divisors (1).

16189228093 is an equidigital number, since it uses as much as digits as its factorization.

16189228093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 49.

The spelling of 16189228093 in words is "sixteen billion, one hundred eighty-nine million, two hundred twenty-eight thousand, ninety-three".