71145344414 has 8 divisors (see below), whose sum is σ = 106752241440. Its totient is φ = 35561263936.

The previous prime is 71145344393. The next prime is 71145344507. The reversal of 71145344414 is 41444354117.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5696339 + ... + 5708814.

It is an arithmetic number, because the mean of its divisors is an integer number (13344030180).

Almost surely, 2^71145344414 is an apocalyptic number.

71145344414 is a deficient number, since it is larger than the sum of its proper divisors (35606897026).

71145344414 is a wasteful number, since it uses less digits than its factorization.

71145344414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11408274.

The product of its digits is 107520, while the sum is 38.

The spelling of 71145344414 in words is "seventy-one billion, one hundred forty-five million, three hundred forty-four thousand, four hundred fourteen".