472509251713 has 4 divisors (see below), whose sum is σ = 473847805188. Its totient is φ = 471170698240.

The previous prime is 472509251653. The next prime is 472509251719. The reversal of 472509251713 is 317152905274.

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 231200373889 + 241308877824 = 480833^2 + 491232^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472509251713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (472509251719) 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, 669276208 + ... + 669276913.

It is an arithmetic number, because the mean of its divisors is an integer number (118461951297).

Almost surely, 2^472509251713 is an apocalyptic number.

It is an amenable number.

472509251713 is a deficient number, since it is larger than the sum of its proper divisors (1338553475).

472509251713 is a wasteful number, since it uses less digits than its factorization.

472509251713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338553474.

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 472509251713 in words is "four hundred seventy-two billion, five hundred nine million, two hundred fifty-one thousand, seven hundred thirteen".