63332638069 has 2 divisors, whose sum is σ = 63332638070. Its totient is φ = 63332638068.

The previous prime is 63332638063. The next prime is 63332638081. The reversal of 63332638069 is 96083623336.

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., 63233137444 + 99500625 = 251462^2 + 9975^2 .

It is a cyclic number.

It is not a de Polignac number, because 63332638069 - 2¹⁹ = 63332113781 is a prime.

It is a super-2 number, since 2×63332638069² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63332638063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31666319034 + 31666319035.

It is an arithmetic number, because the mean of its divisors is an integer number (31666319035).

Almost surely, 2^63332638069 is an apocalyptic number.

It is an amenable number.

63332638069 is a deficient number, since it is larger than the sum of its proper divisors (1).

63332638069 is an equidigital number, since it uses as much as digits as its factorization.

63332638069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2519424, while the sum is 49.

The spelling of 63332638069 in words is "sixty-three billion, three hundred thirty-two million, six hundred thirty-eight thousand, sixty-nine".