453404550523 has 2 divisors, whose sum is σ = 453404550524. Its totient is φ = 453404550522.

The previous prime is 453404550503. The next prime is 453404550551. The reversal of 453404550523 is 325055404354.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-453404550523 is a prime.

It is not a weakly prime, because it can be changed into another prime (453404550503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226702275261 + 226702275262.

It is an arithmetic number, because the mean of its divisors is an integer number (226702275262).

Almost surely, 2^453404550523 is an apocalyptic number.

453404550523 is a deficient number, since it is larger than the sum of its proper divisors (1).

453404550523 is an equidigital number, since it uses as much as digits as its factorization.

453404550523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720000, while the sum is 40.

Adding to 453404550523 its reverse (325055404354), we get a palindrome (778459954877).

The spelling of 453404550523 in words is "four hundred fifty-three billion, four hundred four million, five hundred fifty thousand, five hundred twenty-three".