365946242649563 has 2 divisors, whose sum is σ = 365946242649564. Its totient is φ = 365946242649562.

The previous prime is 365946242649539. The next prime is 365946242649571.

365946242649563 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 365946242649563 - 2²⁴ = 365946225872347 is a prime.

It is not a weakly prime, because it can be changed into another prime (365946242669563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182973121324781 + 182973121324782.

It is an arithmetic number, because the mean of its divisors is an integer number (182973121324782).

Almost surely, 2^{365946242649563} is an apocalyptic number.

365946242649563 is a deficient number, since it is larger than the sum of its proper divisors (1).

365946242649563 is an equidigital number, since it uses as much as digits as its factorization.

365946242649563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6046617600, while the sum is 74.

The spelling of 365946242649563 in words is "three hundred sixty-five trillion, nine hundred forty-six billion, two hundred forty-two million, six hundred forty-nine thousand, five hundred sixty-three".