190894600193 has 32 divisors (see below), whose sum is σ = 222987945600. Its totient is φ = 161491599360.

The previous prime is 190894600181. The next prime is 190894600207. The reversal of 190894600193 is 391006498091.

It is a cyclic number.

It is not a de Polignac number, because 190894600193 - 2³⁴ = 173714731009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (190894600993) 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, 21091133 + ... + 21100181.

It is an arithmetic number, because the mean of its divisors is an integer number (6968373300).

Almost surely, 2^190894600193 is an apocalyptic number.

It is an amenable number.

190894600193 is a deficient number, since it is larger than the sum of its proper divisors (32093345407).

190894600193 is a wasteful number, since it uses less digits than its factorization.

190894600193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10337.

The product of its (nonzero) digits is 419904, while the sum is 50.

The spelling of 190894600193 in words is "one hundred ninety billion, eight hundred ninety-four million, six hundred thousand, one hundred ninety-three".