71752143323 has 8 divisors (see below), whose sum is σ = 82004075520. Its totient is φ = 61500617640.

The previous prime is 71752143319. The next prime is 71752143391. The reversal of 71752143323 is 32334125717.

It is a happy number.

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

It is not a de Polignac number, because 71752143323 - 2² = 71752143319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71752143313) 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, 594608 + ... + 705026.

It is an arithmetic number, because the mean of its divisors is an integer number (10250509440).

Almost surely, 2^71752143323 is an apocalyptic number.

71752143323 is a deficient number, since it is larger than the sum of its proper divisors (10251932197).

71752143323 is a wasteful number, since it uses less digits than its factorization.

71752143323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203257.

The product of its digits is 105840, while the sum is 38.

The spelling of 71752143323 in words is "seventy-one billion, seven hundred fifty-two million, one hundred forty-three thousand, three hundred twenty-three".