63233073769 has 2 divisors, whose sum is σ = 63233073770. Its totient is φ = 63233073768.

The previous prime is 63233073749. The next prime is 63233073793. The reversal of 63233073769 is 96737033236.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57127214169 + 6105859600 = 239013^2 + 78140^2 .

It is a cyclic number.

It is not a de Polignac number, because 63233073769 - 2⁹ = 63233073257 is a prime.

It is a super-2 number, since 2×63233073769² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63233073719) 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, 31616536884 + 31616536885.

It is an arithmetic number, because the mean of its divisors is an integer number (31616536885).

Almost surely, 2^63233073769 is an apocalyptic number.

It is an amenable number.

63233073769 is a deficient number, since it is larger than the sum of its proper divisors (1).

63233073769 is an equidigital number, since it uses as much as digits as its factorization.

63233073769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2571912, while the sum is 49.

The spelling of 63233073769 in words is "sixty-three billion, two hundred thirty-three million, seventy-three thousand, seven hundred sixty-nine".