23002401043409 has 2 divisors, whose sum is σ = 23002401043410. Its totient is φ = 23002401043408.

The previous prime is 23002401043343. The next prime is 23002401043441. The reversal of 23002401043409 is 90434010420032.

It is an a-pointer prime, because the next prime (23002401043441) can be obtained adding 23002401043409 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16985707162384 + 6016693881025 = 4121372^2 + 2452895^2 .

It is a cyclic number.

It is not a de Polignac number, because 23002401043409 - 2¹² = 23002401039313 is a prime.

It is a super-2 number, since 2×23002401043409² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23002401043499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501200521704 + 11501200521705.

It is an arithmetic number, because the mean of its divisors is an integer number (11501200521705).

Almost surely, 2^{23002401043409} is an apocalyptic number.

It is an amenable number.

23002401043409 is a deficient number, since it is larger than the sum of its proper divisors (1).

23002401043409 is an equidigital number, since it uses as much as digits as its factorization.

23002401043409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 23002401043409 in words is "twenty-three trillion, two billion, four hundred one million, forty-three thousand, four hundred nine".