23442423349 has 2 divisors, whose sum is σ = 23442423350. Its totient is φ = 23442423348.

The previous prime is 23442423271. The next prime is 23442423379. The reversal of 23442423349 is 94332424432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21213922500 + 2228500849 = 145650^2 + 47207^2 .

It is a cyclic number.

It is not a de Polignac number, because 23442423349 - 2⁹ = 23442422837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23442423379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11721211674 + 11721211675.

It is an arithmetic number, because the mean of its divisors is an integer number (11721211675).

Almost surely, 2^23442423349 is an apocalyptic number.

It is an amenable number.

23442423349 is a deficient number, since it is larger than the sum of its proper divisors (1).

23442423349 is an equidigital number, since it uses as much as digits as its factorization.

23442423349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 40.

The spelling of 23442423349 in words is "twenty-three billion, four hundred forty-two million, four hundred twenty-three thousand, three hundred forty-nine".