189891141016 has 16 divisors (see below), whose sum is σ = 356591145600. Its totient is φ = 94800168864.

The previous prime is 189891140983. The next prime is 189891141019. The reversal of 189891141016 is 610141198981.

189891141016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189891141019) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 18169656 + ... + 18180103.

It is an arithmetic number, because the mean of its divisors is an integer number (22286946600).

Almost surely, 2^189891141016 is an apocalyptic number.

It is an amenable number.

189891141016 is a deficient number, since it is larger than the sum of its proper divisors (166700004584).

189891141016 is a wasteful number, since it uses less digits than its factorization.

189891141016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36350418 (or 36350414 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 49.

The spelling of 189891141016 in words is "one hundred eighty-nine billion, eight hundred ninety-one million, one hundred forty-one thousand, sixteen".