450316513187 has 2 divisors, whose sum is σ = 450316513188. Its totient is φ = 450316513186.

The previous prime is 450316513139. The next prime is 450316513219. The reversal of 450316513187 is 781315613054.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450316513187 - 2¹² = 450316509091 is a prime.

It is not a weakly prime, because it can be changed into another prime (450316513117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225158256593 + 225158256594.

It is an arithmetic number, because the mean of its divisors is an integer number (225158256594).

Almost surely, 2^450316513187 is an apocalyptic number.

450316513187 is a deficient number, since it is larger than the sum of its proper divisors (1).

450316513187 is an equidigital number, since it uses as much as digits as its factorization.

450316513187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 450316513187 in words is "four hundred fifty billion, three hundred sixteen million, five hundred thirteen thousand, one hundred eighty-seven".