71713404563 has 4 divisors (see below), whose sum is σ = 72889034208. Its totient is φ = 70537774920.

The previous prime is 71713404527. The next prime is 71713404569. The reversal of 71713404563 is 36540431717.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36540431717 = 457 ⋅79957181.

It is a cyclic number.

It is not a de Polignac number, because 71713404563 - 2⁸ = 71713404307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 71713404563.

It is not an unprimeable number, because it can be changed into a prime (71713404569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587814731 + ... + 587814852.

It is an arithmetic number, because the mean of its divisors is an integer number (18222258552).

Almost surely, 2^71713404563 is an apocalyptic number.

71713404563 is a deficient number, since it is larger than the sum of its proper divisors (1175629645).

71713404563 is a wasteful number, since it uses less digits than its factorization.

71713404563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175629644.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 71713404563 in words is "seventy-one billion, seven hundred thirteen million, four hundred four thousand, five hundred sixty-three".