147173472284227 has 4 divisors (see below), whose sum is σ = 147183444077040. Its totient is φ = 147163500491416.

The previous prime is 147173472284143. The next prime is 147173472284281. The reversal of 147173472284227 is 722482274371741.

147173472284227 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147173472284227 is a prime.

It is a super-2 number, since 2×147173472284227² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147173472284287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4985874268 + ... + 4985903785.

It is an arithmetic number, because the mean of its divisors is an integer number (36795861019260).

Almost surely, 2^{147173472284227} is an apocalyptic number.

147173472284227 is a deficient number, since it is larger than the sum of its proper divisors (9971792813).

147173472284227 is an equidigital number, since it uses as much as digits as its factorization.

147173472284227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9971792812.

The product of its digits is 59006976, while the sum is 61.

The spelling of 147173472284227 in words is "one hundred forty-seven trillion, one hundred seventy-three billion, four hundred seventy-two million, two hundred eighty-four thousand, two hundred twenty-seven".