47185861434859 has 8 divisors (see below), whose sum is σ = 54288622936800. Its totient is φ = 40173580971456.

The previous prime is 47185861434851. The next prime is 47185861434889. The reversal of 47185861434859 is 95843416858174.

47185861434859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 47185861434859 - 2³ = 47185861434851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47185861434791 and 47185861434800.

It is not an unprimeable number, because it can be changed into a prime (47185861434851) by changing a digit.

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, 22620258514 + ... + 22620260599.

It is an arithmetic number, because the mean of its divisors is an integer number (6786077867100).

Almost surely, 2^{47185861434859} is an apocalyptic number.

47185861434859 is a deficient number, since it is larger than the sum of its proper divisors (7102761501941).

47185861434859 is a wasteful number, since it uses less digits than its factorization.

47185861434859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45240519269.

The product of its digits is 928972800, while the sum is 73.

The spelling of 47185861434859 in words is "forty-seven trillion, one hundred eighty-five billion, eight hundred sixty-one million, four hundred thirty-four thousand, eight hundred fifty-nine".