189164305002 has 8 divisors (see below), whose sum is σ = 378328610016. Its totient is φ = 63054768332.

The previous prime is 189164304991. The next prime is 189164305021. The reversal of 189164305002 is 200503461981.

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

189164305002 is an admirable 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, 15763692078 + ... + 15763692089.

It is an arithmetic number, because the mean of its divisors is an integer number (47291076252).

Almost surely, 2^189164305002 is an apocalyptic number.

189164305002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189164305002 is a wasteful number, since it uses less digits than its factorization.

189164305002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31527384172.

The product of its (nonzero) digits is 51840, while the sum is 39.

Adding to 189164305002 its reverse (200503461981), we get a palindrome (389667766983).

The spelling of 189164305002 in words is "one hundred eighty-nine billion, one hundred sixty-four million, three hundred five thousand, two".