450217202147 has 2 divisors, whose sum is σ = 450217202148. Its totient is φ = 450217202146.

The previous prime is 450217202069. The next prime is 450217202153. The reversal of 450217202147 is 741202712054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450217202147 - 2²⁸ = 449948766691 is a prime.

It is a super-2 number, since 2×450217202147² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (450217202177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225108601073 + 225108601074.

It is an arithmetic number, because the mean of its divisors is an integer number (225108601074).

Almost surely, 2^450217202147 is an apocalyptic number.

450217202147 is a deficient number, since it is larger than the sum of its proper divisors (1).

450217202147 is an equidigital number, since it uses as much as digits as its factorization.

450217202147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31360, while the sum is 35.

The spelling of 450217202147 in words is "four hundred fifty billion, two hundred seventeen million, two hundred two thousand, one hundred forty-seven".