23169490652017 has 2 divisors, whose sum is σ = 23169490652018. Its totient is φ = 23169490652016.

The previous prime is 23169490651829. The next prime is 23169490652023. The reversal of 23169490652017 is 71025609496132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22728064620816 + 441426031201 = 4767396^2 + 664399^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23169490652017 is a prime.

It is not a weakly prime, because it can be changed into another prime (23169490652047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11584745326008 + 11584745326009.

It is an arithmetic number, because the mean of its divisors is an integer number (11584745326009).

Almost surely, 2^{23169490652017} is an apocalyptic number.

It is an amenable number.

23169490652017 is a deficient number, since it is larger than the sum of its proper divisors (1).

23169490652017 is an equidigital number, since it uses as much as digits as its factorization.

23169490652017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 23169490652017 in words is "twenty-three trillion, one hundred sixty-nine billion, four hundred ninety million, six hundred fifty-two thousand, seventeen".