473439989934397 has 2 divisors, whose sum is σ = 473439989934398. Its totient is φ = 473439989934396.

The previous prime is 473439989934271. The next prime is 473439989934407. The reversal of 473439989934397 is 793439989934374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 446276567817081 + 27163422117316 = 21125259^2 + 5211854^2 .

It is a cyclic number.

It is not a de Polignac number, because 473439989934397 - 2²⁷ = 473439855716669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (473439989931397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236719994967198 + 236719994967199.

It is an arithmetic number, because the mean of its divisors is an integer number (236719994967199).

Almost surely, 2^{473439989934397} is an apocalyptic number.

It is an amenable number.

473439989934397 is a deficient number, since it is larger than the sum of its proper divisors (1).

473439989934397 is an equidigital number, since it uses as much as digits as its factorization.

473439989934397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 119995126272, while the sum is 91.

The spelling of 473439989934397 in words is "four hundred seventy-three trillion, four hundred thirty-nine billion, nine hundred eighty-nine million, nine hundred thirty-four thousand, three hundred ninety-seven".