42243314623 has 2 divisors, whose sum is σ = 42243314624. Its totient is φ = 42243314622.

The previous prime is 42243314591. The next prime is 42243314653. The reversal of 42243314623 is 32641334224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42243314623 - 2⁵ = 42243314591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42243314653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21121657311 + 21121657312.

It is an arithmetic number, because the mean of its divisors is an integer number (21121657312).

Almost surely, 2^42243314623 is an apocalyptic number.

42243314623 is a deficient number, since it is larger than the sum of its proper divisors (1).

42243314623 is an equidigital number, since it uses as much as digits as its factorization.

42243314623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 34.

Adding to 42243314623 its reverse (32641334224), we get a palindrome (74884648847).

The spelling of 42243314623 in words is "forty-two billion, two hundred forty-three million, three hundred fourteen thousand, six hundred twenty-three".