633212145773 has 2 divisors, whose sum is σ = 633212145774. Its totient is φ = 633212145772.

The previous prime is 633212145767. The next prime is 633212145829. The reversal of 633212145773 is 377541212336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 626372524969 + 6839620804 = 791437^2 + 82702^2 .

It is a cyclic number.

It is not a de Polignac number, because 633212145773 - 2¹⁰ = 633212144749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (633212145373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316606072886 + 316606072887.

It is an arithmetic number, because the mean of its divisors is an integer number (316606072887).

Almost surely, 2^633212145773 is an apocalyptic number.

It is an amenable number.

633212145773 is a deficient number, since it is larger than the sum of its proper divisors (1).

633212145773 is an equidigital number, since it uses as much as digits as its factorization.

633212145773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 44.

The spelling of 633212145773 in words is "six hundred thirty-three billion, two hundred twelve million, one hundred forty-five thousand, seven hundred seventy-three".