463743221633 has 2 divisors, whose sum is σ = 463743221634. Its totient is φ = 463743221632.

The previous prime is 463743221611. The next prime is 463743221647. The reversal of 463743221633 is 336122347364.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273605363329 + 190137858304 = 523073^2 + 436048^2 .

It is a cyclic number.

It is not a de Polignac number, because 463743221633 - 2³⁶ = 395023744897 is a prime.

It is a super-2 number, since 2×463743221633² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (463743221233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231871610816 + 231871610817.

It is an arithmetic number, because the mean of its divisors is an integer number (231871610817).

Almost surely, 2^463743221633 is an apocalyptic number.

It is an amenable number.

463743221633 is a deficient number, since it is larger than the sum of its proper divisors (1).

463743221633 is an equidigital number, since it uses as much as digits as its factorization.

463743221633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 44.

Adding to 463743221633 its reverse (336122347364), we get a palindrome (799865568997).

The spelling of 463743221633 in words is "four hundred sixty-three billion, seven hundred forty-three million, two hundred twenty-one thousand, six hundred thirty-three".