71276304005071 has 4 divisors (see below), whose sum is σ = 77755968005544. Its totient is φ = 64796640004600.

The previous prime is 71276304005059. The next prime is 71276304005117. The reversal of 71276304005071 is 17050040367217.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 71276304005071 - 2⁹ = 71276304004559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71276304015071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3239832000220 + ... + 3239832000241.

It is an arithmetic number, because the mean of its divisors is an integer number (19438992001386).

Almost surely, 2^{71276304005071} is an apocalyptic number.

71276304005071 is a deficient number, since it is larger than the sum of its proper divisors (6479664000473).

71276304005071 is a wasteful number, since it uses less digits than its factorization.

71276304005071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6479664000472.

The product of its (nonzero) digits is 246960, while the sum is 43.

The spelling of 71276304005071 in words is "seventy-one trillion, two hundred seventy-six billion, three hundred four million, five thousand, seventy-one".