71922342751 has 8 divisors (see below), whose sum is σ = 82199712384. Its totient is φ = 61645660440.

The previous prime is 71922342743. The next prime is 71922342761. The reversal of 71922342751 is 15724322917.

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

It is not a de Polignac number, because 71922342751 - 2³ = 71922342743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 71922342698 and 71922342707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71922342761) 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, 76296 + ... + 386866.

It is an arithmetic number, because the mean of its divisors is an integer number (10274964048).

Almost surely, 2^71922342751 is an apocalyptic number.

71922342751 is a deficient number, since it is larger than the sum of its proper divisors (10277369633).

71922342751 is a wasteful number, since it uses less digits than its factorization.

71922342751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343661.

The product of its digits is 211680, while the sum is 43.

The spelling of 71922342751 in words is "seventy-one billion, nine hundred twenty-two million, three hundred forty-two thousand, seven hundred fifty-one".