63328105987 has 2 divisors, whose sum is σ = 63328105988. Its totient is φ = 63328105986.

The previous prime is 63328105943. The next prime is 63328106029. The reversal of 63328105987 is 78950182336.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63328105987 - 2¹¹ = 63328103939 is a prime.

It is not a weakly prime, because it can be changed into another prime (63328105787) 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, 31664052993 + 31664052994.

It is an arithmetic number, because the mean of its divisors is an integer number (31664052994).

Almost surely, 2^63328105987 is an apocalyptic number.

63328105987 is a deficient number, since it is larger than the sum of its proper divisors (1).

63328105987 is an equidigital number, since it uses as much as digits as its factorization.

63328105987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 63328105987 in words is "sixty-three billion, three hundred twenty-eight million, one hundred five thousand, nine hundred eighty-seven".