463856467993 has 2 divisors, whose sum is σ = 463856467994. Its totient is φ = 463856467992.

The previous prime is 463856467957. The next prime is 463856467999. The reversal of 463856467993 is 399764658364.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249388374544 + 214468093449 = 499388^2 + 463107^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-463856467993 is a prime.

It is not a weakly prime, because it can be changed into another prime (463856467999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231928233996 + 231928233997.

It is an arithmetic number, because the mean of its divisors is an integer number (231928233997).

Almost surely, 2^463856467993 is an apocalyptic number.

It is an amenable number.

463856467993 is a deficient number, since it is larger than the sum of its proper divisors (1).

463856467993 is an equidigital number, since it uses as much as digits as its factorization.

463856467993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 705438720, while the sum is 70.

The spelling of 463856467993 in words is "four hundred sixty-three billion, eight hundred fifty-six million, four hundred sixty-seven thousand, nine hundred ninety-three".