4864866453761 has 2 divisors, whose sum is σ = 4864866453762. Its totient is φ = 4864866453760.

The previous prime is 4864866453749. The next prime is 4864866453833. The reversal of 4864866453761 is 1673546684684.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4264328250625 + 600538203136 = 2065025^2 + 774944^2 .

It is a cyclic number.

It is not a de Polignac number, because 4864866453761 - 2³⁰ = 4863792711937 is a prime.

It is a super-2 number, since 2×4864866453761² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4864866453691 and 4864866453700.

It is not a weakly prime, because it can be changed into another prime (4864866453701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2432433226880 + 2432433226881.

It is an arithmetic number, because the mean of its divisors is an integer number (2432433226881).

Almost surely, 2^{4864866453761} is an apocalyptic number.

It is an amenable number.

4864866453761 is a deficient number, since it is larger than the sum of its proper divisors (1).

4864866453761 is an equidigital number, since it uses as much as digits as its factorization.

4864866453761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 557383680, while the sum is 68.

The spelling of 4864866453761 in words is "four trillion, eight hundred sixty-four billion, eight hundred sixty-six million, four hundred fifty-three thousand, seven hundred sixty-one".