47073397805 has 24 divisors (see below), whose sum is σ = 65385637632. Its totient is φ = 31870159776.

The previous prime is 47073397799. The next prime is 47073397831. The reversal of 47073397805 is 50879337074.

It is not a de Polignac number, because 47073397805 - 2¹² = 47073393709 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 110684 + ... + 326186.

It is an arithmetic number, because the mean of its divisors is an integer number (2724401568).

Almost surely, 2^47073397805 is an apocalyptic number.

It is an amenable number.

47073397805 is a deficient number, since it is larger than the sum of its proper divisors (18312239827).

47073397805 is an equidigital number, since it uses as much as digits as its factorization.

47073397805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215673 (or 215594 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 53.

The spelling of 47073397805 in words is "forty-seven billion, seventy-three million, three hundred ninety-seven thousand, eight hundred five".