242352143623 has 2 divisors, whose sum is σ = 242352143624. Its totient is φ = 242352143622.

The previous prime is 242352143617. The next prime is 242352143651. The reversal of 242352143623 is 326341253242.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242352143623 is a prime.

It is a super-2 number, since 2×242352143623² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242352143023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121176071811 + 121176071812.

It is an arithmetic number, because the mean of its divisors is an integer number (121176071812).

Almost surely, 2^242352143623 is an apocalyptic number.

242352143623 is a deficient number, since it is larger than the sum of its proper divisors (1).

242352143623 is an equidigital number, since it uses as much as digits as its factorization.

242352143623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 37.

Adding to 242352143623 its reverse (326341253242), we get a palindrome (568693396865).

The spelling of 242352143623 in words is "two hundred forty-two billion, three hundred fifty-two million, one hundred forty-three thousand, six hundred twenty-three".