633263223460253 has 2 divisors, whose sum is σ = 633263223460254. Its totient is φ = 633263223460252.

The previous prime is 633263223460237. The next prime is 633263223460321. The reversal of 633263223460253 is 352064322362336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 567303697787044 + 65959525673209 = 23818138^2 + 8121547^2 .

It is a cyclic number.

It is not a de Polignac number, because 633263223460253 - 2⁴ = 633263223460237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (633263223460213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316631611730126 + 316631611730127.

It is an arithmetic number, because the mean of its divisors is an integer number (316631611730127).

Almost surely, 2^{633263223460253} is an apocalyptic number.

It is an amenable number.

633263223460253 is a deficient number, since it is larger than the sum of its proper divisors (1).

633263223460253 is an equidigital number, since it uses as much as digits as its factorization.

633263223460253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16796160, while the sum is 50.

The spelling of 633263223460253 in words is "six hundred thirty-three trillion, two hundred sixty-three billion, two hundred twenty-three million, four hundred sixty thousand, two hundred fifty-three".