189200291002 has 8 divisors (see below), whose sum is σ = 283896033300. Its totient is φ = 94568279904.

The previous prime is 189200290997. The next prime is 189200291003. The reversal of 189200291002 is 200192002981.

189200291002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 160079209801 + 29121081201 = 400099^2 + 170649^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (189200291003) 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, 15925377 + ... + 15937252.

Almost surely, 2^189200291002 is an apocalyptic number.

189200291002 is a deficient number, since it is larger than the sum of its proper divisors (94695742298).

189200291002 is a wasteful number, since it uses less digits than its factorization.

189200291002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31865600.

The product of its (nonzero) digits is 5184, while the sum is 34.

Adding to 189200291002 its reverse (200192002981), we get a palindrome (389392293983).

The spelling of 189200291002 in words is "one hundred eighty-nine billion, two hundred million, two hundred ninety-one thousand, two".