64316712724987 has 2 divisors, whose sum is σ = 64316712724988. Its totient is φ = 64316712724986.

The previous prime is 64316712724981. The next prime is 64316712725003. The reversal of 64316712724987 is 78942721761346.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64316712724987 - 2¹¹ = 64316712722939 is a prime.

It is not a weakly prime, because it can be changed into another prime (64316712724981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32158356362493 + 32158356362494.

It is an arithmetic number, because the mean of its divisors is an integer number (32158356362494).

Almost surely, 2^{64316712724987} is an apocalyptic number.

64316712724987 is a deficient number, since it is larger than the sum of its proper divisors (1).

64316712724987 is an equidigital number, since it uses as much as digits as its factorization.

64316712724987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170698752, while the sum is 67.

The spelling of 64316712724987 in words is "sixty-four trillion, three hundred sixteen billion, seven hundred twelve million, seven hundred twenty-four thousand, nine hundred eighty-seven".