633461140673 has 2 divisors, whose sum is σ = 633461140674. Its totient is φ = 633461140672.

The previous prime is 633461140649. The next prime is 633461140679. The reversal of 633461140673 is 376041164336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 534268897969 + 99192242704 = 730937^2 + 314948^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-633461140673 is a prime.

It is not a weakly prime, because it can be changed into another prime (633461140679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316730570336 + 316730570337.

It is an arithmetic number, because the mean of its divisors is an integer number (316730570337).

Almost surely, 2^633461140673 is an apocalyptic number.

It is an amenable number.

633461140673 is a deficient number, since it is larger than the sum of its proper divisors (1).

633461140673 is an equidigital number, since it uses as much as digits as its factorization.

633461140673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 633461140673 in words is "six hundred thirty-three billion, four hundred sixty-one million, one hundred forty thousand, six hundred seventy-three".