633406260013 has 2 divisors, whose sum is σ = 633406260014. Its totient is φ = 633406260012.

The previous prime is 633406259999. The next prime is 633406260023. The reversal of 633406260013 is 310062604336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 567343381284 + 66062878729 = 753222^2 + 257027^2 .

It is a cyclic number.

It is not a de Polignac number, because 633406260013 - 2¹⁷ = 633406128941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (633406260023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316703130006 + 316703130007.

It is an arithmetic number, because the mean of its divisors is an integer number (316703130007).

Almost surely, 2^633406260013 is an apocalyptic number.

It is an amenable number.

633406260013 is a deficient number, since it is larger than the sum of its proper divisors (1).

633406260013 is an equidigital number, since it uses as much as digits as its factorization.

633406260013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 34.

Adding to 633406260013 its reverse (310062604336), we get a palindrome (943468864349).

The spelling of 633406260013 in words is "six hundred thirty-three billion, four hundred six million, two hundred sixty thousand, thirteen".