47718565861328 has 40 divisors (see below), whose sum is σ = 92503320241920. Its totient is φ = 23846744638080.

The previous prime is 47718565861261. The next prime is 47718565861349. The reversal of 47718565861328 is 82316856581774.

47718565861328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236104958 + ... + 236306978.

It is an arithmetic number, because the mean of its divisors is an integer number (2312583006048).

Almost surely, 2^{47718565861328} is an apocalyptic number.

It is an amenable number.

47718565861328 is a deficient number, since it is larger than the sum of its proper divisors (44784754380592).

47718565861328 is a wasteful number, since it uses less digits than its factorization.

47718565861328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209715 (or 209709 counting only the distinct ones).

The product of its digits is 541900800, while the sum is 71.

The spelling of 47718565861328 in words is "forty-seven trillion, seven hundred eighteen billion, five hundred sixty-five million, eight hundred sixty-one thousand, three hundred twenty-eight".