450251827133 has 2 divisors, whose sum is σ = 450251827134. Its totient is φ = 450251827132.

The previous prime is 450251827057. The next prime is 450251827141. The reversal of 450251827133 is 331728152054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 418554653764 + 31697173369 = 646958^2 + 178037^2 .

It is a cyclic number.

It is not a de Polignac number, because 450251827133 - 2¹⁸ = 450251564989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450251824133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225125913566 + 225125913567.

It is an arithmetic number, because the mean of its divisors is an integer number (225125913567).

Almost surely, 2^450251827133 is an apocalyptic number.

It is an amenable number.

450251827133 is a deficient number, since it is larger than the sum of its proper divisors (1).

450251827133 is an equidigital number, since it uses as much as digits as its factorization.

450251827133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 41.

Adding to 450251827133 its reverse (331728152054), we get a palindrome (781979979187).

The spelling of 450251827133 in words is "four hundred fifty billion, two hundred fifty-one million, eight hundred twenty-seven thousand, one hundred thirty-three".