1493618956163 has 2 divisors, whose sum is σ = 1493618956164. Its totient is φ = 1493618956162.

The previous prime is 1493618956157. The next prime is 1493618956201. The reversal of 1493618956163 is 3616598163941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1493618956163 - 2¹⁸ = 1493618694019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1493618956096 and 1493618956105.

It is not a weakly prime, because it can be changed into another prime (1493618956103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746809478081 + 746809478082.

It is an arithmetic number, because the mean of its divisors is an integer number (746809478082).

Almost surely, 2^{1493618956163} is an apocalyptic number.

1493618956163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493618956163 is an equidigital number, since it uses as much as digits as its factorization.

1493618956163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25194240, while the sum is 62.

The spelling of 1493618956163 in words is "one trillion, four hundred ninety-three billion, six hundred eighteen million, nine hundred fifty-six thousand, one hundred sixty-three".