136523202189 has 8 divisors (see below), whose sum is σ = 198579203232. Its totient is φ = 82741334640.

The previous prime is 136523202143. The next prime is 136523202239. The reversal of 136523202189 is 981202325631.

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

It is not a de Polignac number, because 136523202189 - 2⁸ = 136523201933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136523202189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136523202119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2068533334 + ... + 2068533399.

It is an arithmetic number, because the mean of its divisors is an integer number (24822400404).

Almost surely, 2^136523202189 is an apocalyptic number.

It is an amenable number.

136523202189 is a deficient number, since it is larger than the sum of its proper divisors (62056001043).

136523202189 is a wasteful number, since it uses less digits than its factorization.

136523202189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4137066747.

The product of its (nonzero) digits is 155520, while the sum is 42.

It can be divided in two parts, 136 and 523202189, that added together give a palindrome (523202325).

The spelling of 136523202189 in words is "one hundred thirty-six billion, five hundred twenty-three million, two hundred two thousand, one hundred eighty-nine".