23488628161 has 2 divisors, whose sum is σ = 23488628162. Its totient is φ = 23488628160.

The previous prime is 23488628143. The next prime is 23488628171. The reversal of 23488628161 is 16182688432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23426139136 + 62489025 = 153056^2 + 7905^2 .

It is a cyclic number.

It is not a de Polignac number, because 23488628161 - 2¹⁷ = 23488497089 is a prime.

It is not a weakly prime, because it can be changed into another prime (23488628171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11744314080 + 11744314081.

It is an arithmetic number, because the mean of its divisors is an integer number (11744314081).

Almost surely, 2^23488628161 is an apocalyptic number.

It is an amenable number.

23488628161 is a deficient number, since it is larger than the sum of its proper divisors (1).

23488628161 is an equidigital number, since it uses as much as digits as its factorization.

23488628161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 884736, while the sum is 49.

The spelling of 23488628161 in words is "twenty-three billion, four hundred eighty-eight million, six hundred twenty-eight thousand, one hundred sixty-one".