71046722227 has 4 divisors (see below), whose sum is σ = 76511854720. Its totient is φ = 65581589736.

The previous prime is 71046722191. The next prime is 71046722291. The reversal of 71046722227 is 72222764017.

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

It is not a de Polignac number, because 71046722227 - 2¹¹ = 71046720179 is a prime.

It is a super-3 number, since 3×71046722227³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 71046722227.

It is not an unprimeable number, because it can be changed into a prime (71046728227) 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 3 ways as a sum of consecutive naturals, for example, 2732566227 + ... + 2732566252.

It is an arithmetic number, because the mean of its divisors is an integer number (19127963680).

Almost surely, 2^71046722227 is an apocalyptic number.

71046722227 is a deficient number, since it is larger than the sum of its proper divisors (5465132493).

71046722227 is a wasteful number, since it uses less digits than its factorization.

71046722227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5465132492.

The product of its (nonzero) digits is 131712, while the sum is 40.

The spelling of 71046722227 in words is "seventy-one billion, forty-six million, seven hundred twenty-two thousand, two hundred twenty-seven".