63784312079 has 2 divisors, whose sum is σ = 63784312080. Its totient is φ = 63784312078.

The previous prime is 63784312049. The next prime is 63784312091. The reversal of 63784312079 is 97021348736.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63784312079 - 2²⁴ = 63767534863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63784312049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31892156039 + 31892156040.

It is an arithmetic number, because the mean of its divisors is an integer number (31892156040).

Almost surely, 2^63784312079 is an apocalyptic number.

63784312079 is a deficient number, since it is larger than the sum of its proper divisors (1).

63784312079 is an equidigital number, since it uses as much as digits as its factorization.

63784312079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The spelling of 63784312079 in words is "sixty-three billion, seven hundred eighty-four million, three hundred twelve thousand, seventy-nine".