63323340667 has 2 divisors, whose sum is σ = 63323340668. Its totient is φ = 63323340666.

The previous prime is 63323340653. The next prime is 63323340671. The reversal of 63323340667 is 76604332336.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63323340667 is a prime.

It is not a weakly prime, because it can be changed into another prime (63323340607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31661670333 + 31661670334.

It is an arithmetic number, because the mean of its divisors is an integer number (31661670334).

Almost surely, 2^63323340667 is an apocalyptic number.

63323340667 is a deficient number, since it is larger than the sum of its proper divisors (1).

63323340667 is an equidigital number, since it uses as much as digits as its factorization.

63323340667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 43.

The spelling of 63323340667 in words is "sixty-three billion, three hundred twenty-three million, three hundred forty thousand, six hundred sixty-seven".