315889676009 has 2 divisors, whose sum is σ = 315889676010. Its totient is φ = 315889676008.

The previous prime is 315889675949. The next prime is 315889676017. The reversal of 315889676009 is 900676988513.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234713118784 + 81176557225 = 484472^2 + 284915^2 .

It is a cyclic number.

It is not a de Polignac number, because 315889676009 - 2⁸ = 315889675753 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (315889676309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157944838004 + 157944838005.

It is an arithmetic number, because the mean of its divisors is an integer number (157944838005).

Almost surely, 2^315889676009 is an apocalyptic number.

It is an amenable number.

315889676009 is a deficient number, since it is larger than the sum of its proper divisors (1).

315889676009 is an equidigital number, since it uses as much as digits as its factorization.

315889676009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19595520, while the sum is 62.

The spelling of 315889676009 in words is "three hundred fifteen billion, eight hundred eighty-nine million, six hundred seventy-six thousand, nine".