71327477264 has 10 divisors (see below), whose sum is σ = 138196987230. Its totient is φ = 35663738624.

The previous prime is 71327477251. The next prime is 71327477267. The reversal of 71327477264 is 46277472317.

It can be written as a sum of positive squares in only one way, i.e., 53342521600 + 17984955664 = 230960^2 + 134108^2 .

It is not an unprimeable number, because it can be changed into a prime (71327477267) 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, 2228983649 + ... + 2228983680.

It is an arithmetic number, because the mean of its divisors is an integer number (13819698723).

Almost surely, 2^71327477264 is an apocalyptic number.

It is an amenable number.

71327477264 is a deficient number, since it is larger than the sum of its proper divisors (66869509966).

71327477264 is a wasteful number, since it uses less digits than its factorization.

71327477264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4457967337 (or 4457967331 counting only the distinct ones).

The product of its digits is 2765952, while the sum is 50.

The spelling of 71327477264 in words is "seventy-one billion, three hundred twenty-seven million, four hundred seventy-seven thousand, two hundred sixty-four".