56441953043863 has 2 divisors, whose sum is σ = 56441953043864. Its totient is φ = 56441953043862.

The previous prime is 56441953043813. The next prime is 56441953043891. The reversal of 56441953043863 is 36834035914465.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56441953043863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56441953043813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28220976521931 + 28220976521932.

It is an arithmetic number, because the mean of its divisors is an integer number (28220976521932).

Almost surely, 2^{56441953043863} is an apocalyptic number.

56441953043863 is a deficient number, since it is larger than the sum of its proper divisors (1).

56441953043863 is an equidigital number, since it uses as much as digits as its factorization.

56441953043863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 111974400, while the sum is 61.

The spelling of 56441953043863 in words is "fifty-six trillion, four hundred forty-one billion, nine hundred fifty-three million, forty-three thousand, eight hundred sixty-three".