136564840017 has 6 divisors (see below), whose sum is σ = 197260324482. Its totient is φ = 91043226672.

The previous prime is 136564840007. The next prime is 136564840033. The reversal of 136564840017 is 710048465631.

136564840017 is a `hidden beast` number, since 1 + 3 + 6 + 564 + 84 + 0 + 0 + 1 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 110735207361 + 25829632656 = 332769^2 + 160716^2 .

It is not a de Polignac number, because 136564840017 - 2⁴ = 136564840001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136564840007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7586935548 + ... + 7586935565.

It is an arithmetic number, because the mean of its divisors is an integer number (32876720747).

Almost surely, 2^136564840017 is an apocalyptic number.

It is an amenable number.

136564840017 is a deficient number, since it is larger than the sum of its proper divisors (60695484465).

136564840017 is a wasteful number, since it uses less digits than its factorization.

136564840017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15173871119 (or 15173871116 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 136564840017 in words is "one hundred thirty-six billion, five hundred sixty-four million, eight hundred forty thousand, seventeen".