71456303579 has 4 divisors (see below), whose sum is σ = 72804535776. Its totient is φ = 70108071384.

The previous prime is 71456303557. The next prime is 71456303591. The reversal of 71456303579 is 97530365417.

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 71456303579 - 2²⁴ = 71439526363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71456303549) 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, 674116019 + ... + 674116124.

It is an arithmetic number, because the mean of its divisors is an integer number (18201133944).

Almost surely, 2^71456303579 is an apocalyptic number.

71456303579 is a deficient number, since it is larger than the sum of its proper divisors (1348232197).

71456303579 is a wasteful number, since it uses less digits than its factorization.

71456303579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348232196.

The product of its (nonzero) digits is 2381400, while the sum is 50.

The spelling of 71456303579 in words is "seventy-one billion, four hundred fifty-six million, three hundred three thousand, five hundred seventy-nine".