71673083351 has 4 divisors (see below), whose sum is σ = 71781515304. Its totient is φ = 71564651400.

The previous prime is 71673083347. The next prime is 71673083381. The reversal of 71673083351 is 15338037617.

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

It is a cyclic number.

It is not a de Polignac number, because 71673083351 - 2² = 71673083347 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 (71673083381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54214985 + ... + 54216306.

It is an arithmetic number, because the mean of its divisors is an integer number (17945378826).

Almost surely, 2^71673083351 is an apocalyptic number.

71673083351 is a deficient number, since it is larger than the sum of its proper divisors (108431953).

71673083351 is a wasteful number, since it uses less digits than its factorization.

71673083351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108431952.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 71673083351 in words is "seventy-one billion, six hundred seventy-three million, eighty-three thousand, three hundred fifty-one".