136723925907 has 12 divisors (see below), whose sum is σ = 197495279904. Its totient is φ = 91146900240.

The previous prime is 136723925797. The next prime is 136723925929. The reversal of 136723925907 is 709529327631.

136723925907 is a `hidden beast` number, since 1 + 367 + 23 + 9 + 259 + 0 + 7 = 666.

It is not a de Polignac number, because 136723925907 - 2¹¹ = 136723923859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136723905907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208557 + ... + 562977.

It is an arithmetic number, because the mean of its divisors is an integer number (16457939992).

Almost surely, 2^136723925907 is an apocalyptic number.

136723925907 is a deficient number, since it is larger than the sum of its proper divisors (60771353997).

136723925907 is a wasteful number, since it uses less digits than its factorization.

136723925907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397290 (or 397287 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 54.

The spelling of 136723925907 in words is "one hundred thirty-six billion, seven hundred twenty-three million, nine hundred twenty-five thousand, nine hundred seven".