71373746671 has 8 divisors (see below), whose sum is σ = 74504072160. Its totient is φ = 68245681152.

The previous prime is 71373746657. The next prime is 71373746683. The reversal of 71373746671 is 17664737317.

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

It is a cyclic number.

It is not a de Polignac number, because 71373746671 - 2²¹ = 71371649519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71373740671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500286 + ... + 626923.

It is an arithmetic number, because the mean of its divisors is an integer number (9313009020).

Almost surely, 2^71373746671 is an apocalyptic number.

71373746671 is a deficient number, since it is larger than the sum of its proper divisors (3130325489).

71373746671 is a wasteful number, since it uses less digits than its factorization.

71373746671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129985.

The product of its digits is 3111696, while the sum is 52.

The spelling of 71373746671 in words is "seventy-one billion, three hundred seventy-three million, seven hundred forty-six thousand, six hundred seventy-one".