42335342251 has 2 divisors, whose sum is σ = 42335342252. Its totient is φ = 42335342250.

The previous prime is 42335342239. The next prime is 42335342299. The reversal of 42335342251 is 15224353324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42335342251 - 2⁷ = 42335342123 is a prime.

It is not a weakly prime, because it can be changed into another prime (42335342351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21167671125 + 21167671126.

It is an arithmetic number, because the mean of its divisors is an integer number (21167671126).

Almost surely, 2^42335342251 is an apocalyptic number.

42335342251 is a deficient number, since it is larger than the sum of its proper divisors (1).

42335342251 is an equidigital number, since it uses as much as digits as its factorization.

42335342251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 34.

Adding to 42335342251 its reverse (15224353324), we get a palindrome (57559695575).

The spelling of 42335342251 in words is "forty-two billion, three hundred thirty-five million, three hundred forty-two thousand, two hundred fifty-one".