193742129226 has 32 divisors (see below), whose sum is σ = 398399936256. Its totient is φ = 62773056000.

The previous prime is 193742129213. The next prime is 193742129227. The reversal of 193742129226 is 622921247391.

193742129226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (193742129227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1386415 + ... + 1519746.

It is an arithmetic number, because the mean of its divisors is an integer number (12449998008).

Almost surely, 2^193742129226 is an apocalyptic number.

193742129226 is an abundant number, since it is smaller than the sum of its proper divisors (204657807030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

193742129226 is a wasteful number, since it uses less digits than its factorization.

193742129226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906478.

The product of its digits is 653184, while the sum is 48.

The spelling of 193742129226 in words is "one hundred ninety-three billion, seven hundred forty-two million, one hundred twenty-nine thousand, two hundred twenty-six".