47172173725227 has 4 divisors (see below), whose sum is σ = 62896231633640. Its totient is φ = 31448115816816.

The previous prime is 47172173725211. The next prime is 47172173725273. The reversal of 47172173725227 is 72252737127174.

It is a happy number.

47172173725227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 47172173725227 - 2⁴ = 47172173725211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47172173725727) 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 3 ways as a sum of consecutive naturals, for example, 7862028954202 + ... + 7862028954207.

It is an arithmetic number, because the mean of its divisors is an integer number (15724057908410).

Almost surely, 2^{47172173725227} is an apocalyptic number.

47172173725227 is a deficient number, since it is larger than the sum of its proper divisors (15724057908413).

47172173725227 is a wasteful number, since it uses less digits than its factorization.

47172173725227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15724057908412.

The product of its digits is 16134720, while the sum is 57.

The spelling of 47172173725227 in words is "forty-seven trillion, one hundred seventy-two billion, one hundred seventy-three million, seven hundred twenty-five thousand, two hundred twenty-seven".