63233073749 has 2 divisors, whose sum is σ = 63233073750. Its totient is φ = 63233073748.

The previous prime is 63233073727. The next prime is 63233073769. The reversal of 63233073749 is 94737033236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34677143524 + 28555930225 = 186218^2 + 168985^2 .

It is a cyclic number.

It is not a de Polignac number, because 63233073749 - 2⁸ = 63233073493 is a prime.

It is a congruent number.

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, 31616536874 + 31616536875.

It is an arithmetic number, because the mean of its divisors is an integer number (31616536875).

Almost surely, 2^63233073749 is an apocalyptic number.

It is an amenable number.

63233073749 is a deficient number, since it is larger than the sum of its proper divisors (1).

63233073749 is an equidigital number, since it uses as much as digits as its factorization.

63233073749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1714608, while the sum is 47.

The spelling of 63233073749 in words is "sixty-three billion, two hundred thirty-three million, seventy-three thousand, seven hundred forty-nine".