71755327712 has 12 divisors (see below), whose sum is σ = 141268301496. Its totient is φ = 35877663840.

The previous prime is 71755327703. The next prime is 71755327717. The reversal of 71755327712 is 21772355717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71755327717) 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 as a sum of consecutive naturals, namely, 1121176964 + ... + 1121177027.

It is an arithmetic number, because the mean of its divisors is an integer number (11772358458).

Almost surely, 2^71755327712 is an apocalyptic number.

It is an amenable number.

71755327712 is a deficient number, since it is larger than the sum of its proper divisors (69512973784).

71755327712 is a wasteful number, since it uses less digits than its factorization.

71755327712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242354001 (or 2242353993 counting only the distinct ones).

The product of its digits is 720300, while the sum is 47.

The spelling of 71755327712 in words is "seventy-one billion, seven hundred fifty-five million, three hundred twenty-seven thousand, seven hundred twelve".