189650190027 has 32 divisors (see below), whose sum is σ = 271589635584. Its totient is φ = 117286848000.

The previous prime is 189650190011. The next prime is 189650190053. The reversal of 189650190027 is 720091056981.

It is not a de Polignac number, because 189650190027 - 2⁴ = 189650190011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (189650190427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20638728 + ... + 20647914.

It is an arithmetic number, because the mean of its divisors is an integer number (8487176112).

Almost surely, 2^189650190027 is an apocalyptic number.

189650190027 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

189650190027 is a deficient number, since it is larger than the sum of its proper divisors (81939445557).

189650190027 is a wasteful number, since it uses less digits than its factorization.

189650190027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14979.

The product of its (nonzero) digits is 272160, while the sum is 48.

The spelling of 189650190027 in words is "one hundred eighty-nine billion, six hundred fifty million, one hundred ninety thousand, twenty-seven".