134456678979207 has 8 divisors (see below), whose sum is σ = 193066000585584. Its totient is φ = 82742571679488.

The previous prime is 134456678979193. The next prime is 134456678979241. The reversal of 134456678979207 is 702979876654431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 134456678979207 - 2¹⁰ = 134456678978183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134456678979277) 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 7 ways as a sum of consecutive naturals, for example, 1723803576618 + ... + 1723803576695.

It is an arithmetic number, because the mean of its divisors is an integer number (24133250073198).

It is a 1-persistent number, because it is pandigital, but 2⋅134456678979207 = 268913357958414 is not.

Almost surely, 2^{134456678979207} is an apocalyptic number.

134456678979207 is a deficient number, since it is larger than the sum of its proper divisors (58609321606377).

134456678979207 is a wasteful number, since it uses less digits than its factorization.

134456678979207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3447607153329.

The product of its (nonzero) digits is 3840721920, while the sum is 78.

The spelling of 134456678979207 in words is "one hundred thirty-four trillion, four hundred fifty-six billion, six hundred seventy-eight million, nine hundred seventy-nine thousand, two hundred seven".