464412462221 has 2 divisors, whose sum is σ = 464412462222. Its totient is φ = 464412462220.

The previous prime is 464412462197. The next prime is 464412462247. The reversal of 464412462221 is 122264214464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 402608016196 + 61804446025 = 634514^2 + 248605^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464412462221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464412462421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232206231110 + 232206231111.

It is an arithmetic number, because the mean of its divisors is an integer number (232206231111).

Almost surely, 2^464412462221 is an apocalyptic number.

It is an amenable number.

464412462221 is a deficient number, since it is larger than the sum of its proper divisors (1).

464412462221 is an equidigital number, since it uses as much as digits as its factorization.

464412462221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 147456, while the sum is 38.

Adding to 464412462221 its reverse (122264214464), we get a palindrome (586676676685).

The spelling of 464412462221 in words is "four hundred sixty-four billion, four hundred twelve million, four hundred sixty-two thousand, two hundred twenty-one".