944946395559863 has 2 divisors, whose sum is σ = 944946395559864. Its totient is φ = 944946395559862.

The previous prime is 944946395559857. The next prime is 944946395560061. The reversal of 944946395559863 is 368955593649449.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 944946395559863 - 2¹⁶ = 944946395494327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (944946395559763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472473197779931 + 472473197779932.

It is an arithmetic number, because the mean of its divisors is an integer number (472473197779932).

Almost surely, 2^{944946395559863} is an apocalyptic number.

944946395559863 is a deficient number, since it is larger than the sum of its proper divisors (1).

944946395559863 is an equidigital number, since it uses as much as digits as its factorization.

944946395559863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136048896000, while the sum is 89.

The spelling of 944946395559863 in words is "nine hundred forty-four trillion, nine hundred forty-six billion, three hundred ninety-five million, five hundred fifty-nine thousand, eight hundred sixty-three".