4664648464673 has 2 divisors, whose sum is σ = 4664648464674. Its totient is φ = 4664648464672.

The previous prime is 4664648464573. The next prime is 4664648464681. The reversal of 4664648464673 is 3764648464664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3192629224849 + 1472019239824 = 1786793^2 + 1213268^2 .

It is a cyclic number.

It is not a de Polignac number, because 4664648464673 - 2²⁰ = 4664647416097 is a prime.

It is a super-2 number, since 2×4664648464673² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4664648464573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332324232336 + 2332324232337.

It is an arithmetic number, because the mean of its divisors is an integer number (2332324232337).

Almost surely, 2^{4664648464673} is an apocalyptic number.

It is an amenable number.

4664648464673 is a deficient number, since it is larger than the sum of its proper divisors (1).

4664648464673 is an equidigital number, since it uses as much as digits as its factorization.

4664648464673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1337720832, while the sum is 68.

Subtracting from 4664648464673 its reverse (3764648464664), we obtain a palindrome (900000000009).

The spelling of 4664648464673 in words is "four trillion, six hundred sixty-four billion, six hundred forty-eight million, four hundred sixty-four thousand, six hundred seventy-three".