71384822227 has 4 divisors (see below), whose sum is σ = 71385515640. Its totient is φ = 71384128816.

The previous prime is 71384822191. The next prime is 71384822239. The reversal of 71384822227 is 72222848317.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 71384822227 - 2³⁵ = 37025083859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71384822287) 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, 158077 + ... + 409582.

It is an arithmetic number, because the mean of its divisors is an integer number (17846378910).

Almost surely, 2^71384822227 is an apocalyptic number.

71384822227 is a deficient number, since it is larger than the sum of its proper divisors (693413).

71384822227 is a wasteful number, since it uses less digits than its factorization.

71384822227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693412.

The product of its digits is 602112, while the sum is 46.

The spelling of 71384822227 in words is "seventy-one billion, three hundred eighty-four million, eight hundred twenty-two thousand, two hundred twenty-seven".