47564667718 has 8 divisors (see below), whose sum is σ = 71378817048. Its totient is φ = 23771728704.

The previous prime is 47564667707. The next prime is 47564667721. The reversal of 47564667718 is 81776646574.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 5296971 + ... + 5305942.

It is an arithmetic number, because the mean of its divisors is an integer number (8922352131).

Almost surely, 2^47564667718 is an apocalyptic number.

47564667718 is a deficient number, since it is larger than the sum of its proper divisors (23814149330).

47564667718 is a wasteful number, since it uses less digits than its factorization.

47564667718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10605158.

The product of its digits is 47416320, while the sum is 61.

The spelling of 47564667718 in words is "forty-seven billion, five hundred sixty-four million, six hundred sixty-seven thousand, seven hundred eighteen".