4169885016989 has 2 divisors, whose sum is σ = 4169885016990. Its totient is φ = 4169885016988.

The previous prime is 4169885016937. The next prime is 4169885017003. The reversal of 4169885016989 is 9896105889614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3214687632025 + 955197384964 = 1792955^2 + 977342^2 .

It is a cyclic number.

It is not a de Polignac number, because 4169885016989 - 2⁸ = 4169885016733 is a prime.

It is a super-2 number, since 2×4169885016989² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4169885016289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2084942508494 + 2084942508495.

It is an arithmetic number, because the mean of its divisors is an integer number (2084942508495).

Almost surely, 2^{4169885016989} is an apocalyptic number.

It is an amenable number.

4169885016989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4169885016989 is an equidigital number, since it uses as much as digits as its factorization.

4169885016989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268738560, while the sum is 74.

The spelling of 4169885016989 in words is "four trillion, one hundred sixty-nine billion, eight hundred eighty-five million, sixteen thousand, nine hundred eighty-nine".