4688965163989 has 2 divisors, whose sum is σ = 4688965163990. Its totient is φ = 4688965163988.

The previous prime is 4688965163929. The next prime is 4688965164073. The reversal of 4688965163989 is 9893615698864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4688892198225 + 72965764 = 2165385^2 + 8542^2 .

It is a cyclic number.

It is not a de Polignac number, because 4688965163989 - 2²⁹ = 4688428293077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4688965163929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2344482581994 + 2344482581995.

It is an arithmetic number, because the mean of its divisors is an integer number (2344482581995).

Almost surely, 2^{4688965163989} is an apocalyptic number.

It is an amenable number.

4688965163989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4688965163989 is an equidigital number, since it uses as much as digits as its factorization.

4688965163989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4837294080, while the sum is 82.

The spelling of 4688965163989 in words is "four trillion, six hundred eighty-eight billion, nine hundred sixty-five million, one hundred sixty-three thousand, nine hundred eighty-nine".