136923470259 has 16 divisors (see below), whose sum is σ = 186046453152. Its totient is φ = 89542089728.

The previous prime is 136923470237. The next prime is 136923470263. The reversal of 136923470259 is 952074329631.

It is a cyclic number.

It is not a de Polignac number, because 136923470259 - 2⁸ = 136923470003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136923470219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 735769 + ... + 902885.

It is an arithmetic number, because the mean of its divisors is an integer number (11627903322).

Almost surely, 2^136923470259 is an apocalyptic number.

136923470259 is a deficient number, since it is larger than the sum of its proper divisors (49122982893).

136923470259 is a wasteful number, since it uses less digits than its factorization.

136923470259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172326.

The product of its (nonzero) digits is 2449440, while the sum is 51.

The spelling of 136923470259 in words is "one hundred thirty-six billion, nine hundred twenty-three million, four hundred seventy thousand, two hundred fifty-nine".