136012233687309 has 64 divisors (see below), whose sum is σ = 236162079713280. Its totient is φ = 75742031111040.

The previous prime is 136012233687233. The next prime is 136012233687349. The reversal of 136012233687309 is 903786332210631.

136012233687309 is a `hidden beast` number, since 1 + 3 + 6 + 0 + 1 + 223 + 36 + 87 + 309 = 666.

It is not a de Polignac number, because 136012233687309 - 2²⁴ = 136012216910093 is a prime.

It is a super-2 number, since 2×136012233687309² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136012233687349) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2647639 + ... + 16704324.

It is an arithmetic number, because the mean of its divisors is an integer number (3690032495520).

Almost surely, 2^{136012233687309} is an apocalyptic number.

It is an amenable number.

136012233687309 is a deficient number, since it is larger than the sum of its proper divisors (100149846025971).

136012233687309 is a wasteful number, since it uses less digits than its factorization.

136012233687309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19352927 (or 19352921 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 54.

The spelling of 136012233687309 in words is "one hundred thirty-six trillion, twelve billion, two hundred thirty-three million, six hundred eighty-seven thousand, three hundred nine".