47475417321 has 6 divisors (see below), whose sum is σ = 68575602810. Its totient is φ = 31650278208.

The previous prime is 47475417299. The next prime is 47475417329. The reversal of 47475417321 is 12371457474.

47475417321 is a `hidden beast` number, since 4 + 7 + 475 + 4 + 173 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 45736527321 + 1738890000 = 213861^2 + 41700^2 .

It is not a de Polignac number, because 47475417321 - 2⁵ = 47475417289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47475417329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2637523176 + ... + 2637523193.

It is an arithmetic number, because the mean of its divisors is an integer number (11429267135).

Almost surely, 2^47475417321 is an apocalyptic number.

It is an amenable number.

47475417321 is a deficient number, since it is larger than the sum of its proper divisors (21100185489).

47475417321 is a wasteful number, since it uses less digits than its factorization.

47475417321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5275046375 (or 5275046372 counting only the distinct ones).

The product of its digits is 658560, while the sum is 45.

The spelling of 47475417321 in words is "forty-seven billion, four hundred seventy-five million, four hundred seventeen thousand, three hundred twenty-one".