136168523045 has 64 divisors (see below), whose sum is σ = 170644320000. Its totient is φ = 104267851776.

The previous prime is 136168523039. The next prime is 136168523053. The reversal of 136168523045 is 540325861631.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136168523045 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136168522987 and 136168523005.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 599861222 + ... + 599861448.

It is an arithmetic number, because the mean of its divisors is an integer number (2666317500).

Almost surely, 2^136168523045 is an apocalyptic number.

It is an amenable number.

136168523045 is a deficient number, since it is larger than the sum of its proper divisors (34475796955).

136168523045 is a wasteful number, since it uses less digits than its factorization.

136168523045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 136168523045 in words is "one hundred thirty-six billion, one hundred sixty-eight million, five hundred twenty-three thousand, forty-five".