63212822669 has 2 divisors, whose sum is σ = 63212822670. Its totient is φ = 63212822668.

The previous prime is 63212822657. The next prime is 63212822681. The reversal of 63212822669 is 96622821236.

It is a balanced prime because it is at equal distance from previous prime (63212822657) and next prime (63212822681).

It can be written as a sum of positive squares in only one way, i.e., 37021608100 + 26191214569 = 192410^2 + 161837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63212822669 is a prime.

It is a super-2 number, since 2×63212822669² (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 (63212822689) 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, 31606411334 + 31606411335.

It is an arithmetic number, because the mean of its divisors is an integer number (31606411335).

Almost surely, 2^63212822669 is an apocalyptic number.

It is an amenable number.

63212822669 is a deficient number, since it is larger than the sum of its proper divisors (1).

63212822669 is an equidigital number, since it uses as much as digits as its factorization.

63212822669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 47.

The spelling of 63212822669 in words is "sixty-three billion, two hundred twelve million, eight hundred twenty-two thousand, six hundred sixty-nine".