47317435321 has 32 divisors (see below), whose sum is σ = 53642566656. Its totient is φ = 41452992000.

The previous prime is 47317435309. The next prime is 47317435381. The reversal of 47317435321 is 12353471374.

It is a happy number.

It is the 88805-th star number.

It is a cyclic number.

It is not a de Polignac number, because 47317435321 - 2¹⁵ = 47317402553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47317435381) 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 31 ways as a sum of consecutive naturals, for example, 2637301 + ... + 2655181.

It is an arithmetic number, because the mean of its divisors is an integer number (1676330208).

Almost surely, 2^47317435321 is an apocalyptic number.

It is an amenable number.

47317435321 is a deficient number, since it is larger than the sum of its proper divisors (6325131335).

47317435321 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (47317435320) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (18073).

47317435321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18073.

The product of its digits is 211680, while the sum is 40.

The spelling of 47317435321 in words is "forty-seven billion, three hundred seventeen million, four hundred thirty-five thousand, three hundred twenty-one".