189120926144 has 28 divisors (see below), whose sum is σ = 375311694384. Its totient is φ = 94554200064.

The previous prime is 189120926131. The next prime is 189120926161. The reversal of 189120926144 is 441629021981.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 965552 + ... + 1144784.

Almost surely, 2^189120926144 is an apocalyptic number.

It is an amenable number.

189120926144 is a deficient number, since it is larger than the sum of its proper divisors (186190768240).

189120926144 is a wasteful number, since it uses less digits than its factorization.

189120926144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195732 (or 195722 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 47.

The spelling of 189120926144 in words is "one hundred eighty-nine billion, one hundred twenty million, nine hundred twenty-six thousand, one hundred forty-four".