16369889325 has 12 divisors (see below), whose sum is σ = 27064883808. Its totient is φ = 8730607600.

The previous prime is 16369889279. The next prime is 16369889351. The reversal of 16369889325 is 52398896361.

It is not a de Polignac number, because 16369889325 - 2⁸ = 16369889069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109132521 + ... + 109132670.

It is an arithmetic number, because the mean of its divisors is an integer number (2255406984).

Almost surely, 2^16369889325 is an apocalyptic number.

16369889325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16369889325 is a deficient number, since it is larger than the sum of its proper divisors (10694994483).

16369889325 is a wasteful number, since it uses less digits than its factorization.

16369889325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218265204 (or 218265199 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 60.

The spelling of 16369889325 in words is "sixteen billion, three hundred sixty-nine million, eight hundred eighty-nine thousand, three hundred twenty-five".