1964589288163 has 2 divisors, whose sum is σ = 1964589288164. Its totient is φ = 1964589288162.

The previous prime is 1964589288143. The next prime is 1964589288197. The reversal of 1964589288163 is 3618829854691.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1964589288163 is a prime.

It is a super-2 number, since 2×1964589288163² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1964589288092 and 1964589288101.

It is not a weakly prime, because it can be changed into another prime (1964589288143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 982294644081 + 982294644082.

It is an arithmetic number, because the mean of its divisors is an integer number (982294644082).

Almost surely, 2^{1964589288163} is an apocalyptic number.

1964589288163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1964589288163 is an equidigital number, since it uses as much as digits as its factorization.

1964589288163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 179159040, while the sum is 70.

The spelling of 1964589288163 in words is "one trillion, nine hundred sixty-four billion, five hundred eighty-nine million, two hundred eighty-eight thousand, one hundred sixty-three".