136605304111 has 16 divisors (see below), whose sum is σ = 138790713600. Its totient is φ = 134440983040.

The previous prime is 136605304109. The next prime is 136605304153. The reversal of 136605304111 is 111403506631.

It is a cyclic number.

It is not a de Polignac number, because 136605304111 - 2¹ = 136605304109 is a prime.

It is a super-2 number, since 2×136605304111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136605304711) 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 15 ways as a sum of consecutive naturals, for example, 9815820 + ... + 9829726.

It is an arithmetic number, because the mean of its divisors is an integer number (8674419600).

Almost surely, 2^136605304111 is an apocalyptic number.

136605304111 is a deficient number, since it is larger than the sum of its proper divisors (2185409489).

136605304111 is a wasteful number, since it uses less digits than its factorization.

136605304111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14654.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 136605304111 in words is "one hundred thirty-six billion, six hundred five million, three hundred four thousand, one hundred eleven".