473545050708181 has 2 divisors, whose sum is σ = 473545050708182. Its totient is φ = 473545050708180.

The previous prime is 473545050708161. The next prime is 473545050708241. The reversal of 473545050708181 is 181807050545374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 410692516802500 + 62852533905681 = 20265550^2 + 7927959^2 .

It is a cyclic number.

It is not a de Polignac number, because 473545050708181 - 2⁹ = 473545050707669 is a prime.

It is a super-2 number, since 2×473545050708181² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (473545050708161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236772525354090 + 236772525354091.

It is an arithmetic number, because the mean of its divisors is an integer number (236772525354091).

Almost surely, 2^{473545050708181} is an apocalyptic number.

It is an amenable number.

473545050708181 is a deficient number, since it is larger than the sum of its proper divisors (1).

473545050708181 is an equidigital number, since it uses as much as digits as its factorization.

473545050708181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816000, while the sum is 58.

The spelling of 473545050708181 in words is "four hundred seventy-three trillion, five hundred forty-five billion, fifty million, seven hundred eight thousand, one hundred eighty-one".