71822928004 has 9 divisors (see below), whose sum is σ = 125691062007. Its totient is φ = 35911196004.

The previous prime is 71822927927. The next prime is 71822928011. The reversal of 71822928004 is 40082922817.

The square root of 71822928004 is 267998.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 468997 + ... + 602995.

Almost surely, 2^71822928004 is an apocalyptic number.

71822928004 is the 267998-th square number.

It is an amenable number.

71822928004 is a deficient number, since it is larger than the sum of its proper divisors (53868134003).

71822928004 is an frugal number, since it uses more digits than its factorization.

71822928004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268002 (or 134001 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 71822928004 in words is "seventy-one billion, eight hundred twenty-two million, nine hundred twenty-eight thousand, four".