472743537525173 has 4 divisors (see below), whose sum is σ = 473617370312268. Its totient is φ = 471869704738080.

The previous prime is 472743537525167. The next prime is 472743537525191. The reversal of 472743537525173 is 371525735347274.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 70094285406289 + 402649252118884 = 8372233^2 + 20066122^2 .

It is a cyclic number.

It is not a de Polignac number, because 472743537525173 - 2⁸ = 472743537524917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472743537515173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436916392736 + ... + 436916393817.

It is an arithmetic number, because the mean of its divisors is an integer number (118404342578067).

Almost surely, 2^{472743537525173} is an apocalyptic number.

It is an amenable number.

472743537525173 is a deficient number, since it is larger than the sum of its proper divisors (873832787095).

472743537525173 is an equidigital number, since it uses as much as digits as its factorization.

472743537525173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873832787094.

The product of its digits is 518616000, while the sum is 65.

The spelling of 472743537525173 in words is "four hundred seventy-two trillion, seven hundred forty-three billion, five hundred thirty-seven million, five hundred twenty-five thousand, one hundred seventy-three".