136322661165 has 16 divisors (see below), whose sum is σ = 218744843328. Its totient is φ = 72495890816.

The previous prime is 136322661113. The next prime is 136322661203. The reversal of 136322661165 is 561166223631.

It is a cyclic number.

It is not a de Polignac number, because 136322661165 - 2⁹ = 136322660653 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13090152 + ... + 13100561.

It is an arithmetic number, because the mean of its divisors is an integer number (13671552708).

Almost surely, 2^136322661165 is an apocalyptic number.

136322661165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136322661165 is a deficient number, since it is larger than the sum of its proper divisors (82422182163).

136322661165 is a wasteful number, since it uses less digits than its factorization.

136322661165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26191068.

The product of its digits is 233280, while the sum is 42.

Adding to 136322661165 its reverse (561166223631), we get a palindrome (697488884796).

The spelling of 136322661165 in words is "one hundred thirty-six billion, three hundred twenty-two million, six hundred sixty-one thousand, one hundred sixty-five".