4643312124469 has 2 divisors, whose sum is σ = 4643312124470. Its totient is φ = 4643312124468.

The previous prime is 4643312124467. The next prime is 4643312124509. The reversal of 4643312124469 is 9644212133464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4640362222500 + 2949901969 = 2154150^2 + 54313^2 .

It is a cyclic number.

It is not a de Polignac number, because 4643312124469 - 2¹ = 4643312124467 is a prime.

It is a super-2 number, since 2×4643312124469² (a number of 26 digits) contains 22 as substring.

Together with 4643312124467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4643312124467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321656062234 + 2321656062235.

It is an arithmetic number, because the mean of its divisors is an integer number (2321656062235).

Almost surely, 2^{4643312124469} is an apocalyptic number.

It is an amenable number.

4643312124469 is a deficient number, since it is larger than the sum of its proper divisors (1).

4643312124469 is an equidigital number, since it uses as much as digits as its factorization.

4643312124469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2985984, while the sum is 49.

The spelling of 4643312124469 in words is "four trillion, six hundred forty-three billion, three hundred twelve million, one hundred twenty-four thousand, four hundred sixty-nine".