47573567717 has 4 divisors (see below), whose sum is σ = 51233072940. Its totient is φ = 43914062496.

The previous prime is 47573567693. The next prime is 47573567719. The reversal of 47573567717 is 71776537574.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4240484161 + 43333083556 = 65119^2 + 208166^2 .

It is a cyclic number.

It is not a de Polignac number, because 47573567717 - 2¹⁶ = 47573502181 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 (47573567719) 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 in 3 ways as a sum of consecutive naturals, for example, 1829752592 + ... + 1829752617.

It is an arithmetic number, because the mean of its divisors is an integer number (12808268235).

Almost surely, 2^47573567717 is an apocalyptic number.

It is an amenable number.

47573567717 is a deficient number, since it is larger than the sum of its proper divisors (3659505223).

47573567717 is a wasteful number, since it uses less digits than its factorization.

47573567717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659505222.

The product of its digits is 30252600, while the sum is 59.

The spelling of 47573567717 in words is "forty-seven billion, five hundred seventy-three million, five hundred sixty-seven thousand, seven hundred seventeen".