472406160689 has 2 divisors, whose sum is σ = 472406160690. Its totient is φ = 472406160688.

The previous prime is 472406160599. The next prime is 472406160691. The reversal of 472406160689 is 986061604274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 453110728225 + 19295432464 = 673135^2 + 138908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472406160689 is a prime.

Together with 472406160691, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 472406160689.

It is not a weakly prime, because it can be changed into another prime (472406165689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236203080344 + 236203080345.

It is an arithmetic number, because the mean of its divisors is an integer number (236203080345).

Almost surely, 2^472406160689 is an apocalyptic number.

It is an amenable number.

472406160689 is a deficient number, since it is larger than the sum of its proper divisors (1).

472406160689 is an equidigital number, since it uses as much as digits as its factorization.

472406160689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 472406160689 in words is "four hundred seventy-two billion, four hundred six million, one hundred sixty thousand, six hundred eighty-nine".