136044739653 has 32 divisors (see below), whose sum is σ = 183679322112. Its totient is φ = 89561472000.

The previous prime is 136044739619. The next prime is 136044739657. The reversal of 136044739653 is 356937440631.

It is a de Polignac number, because none of the positive numbers 2^k-136044739653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136044739596 and 136044739605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136044739657) 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 31 ways as a sum of consecutive naturals, for example, 84974053 + ... + 84975653.

It is an arithmetic number, because the mean of its divisors is an integer number (5739978816).

Almost surely, 2^136044739653 is an apocalyptic number.

It is an amenable number.

136044739653 is a deficient number, since it is larger than the sum of its proper divisors (47634582459).

136044739653 is a wasteful number, since it uses less digits than its factorization.

136044739653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2665.

The product of its (nonzero) digits is 4898880, while the sum is 51.

The spelling of 136044739653 in words is "one hundred thirty-six billion, forty-four million, seven hundred thirty-nine thousand, six hundred fifty-three".