633642101246393 has 2 divisors, whose sum is σ = 633642101246394. Its totient is φ = 633642101246392.

The previous prime is 633642101246327. The next prime is 633642101246419. The reversal of 633642101246393 is 393642101246336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 588855596724409 + 44786504521984 = 24266347^2 + 6692272^2 .

It is a cyclic number.

It is not a de Polignac number, because 633642101246393 - 2²² = 633642097052089 is a prime.

It is not a weakly prime, because it can be changed into another prime (633642101246593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316821050623196 + 316821050623197.

It is an arithmetic number, because the mean of its divisors is an integer number (316821050623197).

Almost surely, 2^{633642101246393} is an apocalyptic number.

It is an amenable number.

633642101246393 is a deficient number, since it is larger than the sum of its proper divisors (1).

633642101246393 is an equidigital number, since it uses as much as digits as its factorization.

633642101246393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10077696, while the sum is 53.

The spelling of 633642101246393 in words is "six hundred thirty-three trillion, six hundred forty-two billion, one hundred one million, two hundred forty-six thousand, three hundred ninety-three".