42333005251 has 2 divisors, whose sum is σ = 42333005252. Its totient is φ = 42333005250.

The previous prime is 42333005227. The next prime is 42333005257. The reversal of 42333005251 is 15250033324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42333005251 - 2⁵ = 42333005219 is a prime.

It is not a weakly prime, because it can be changed into another prime (42333005257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21166502625 + 21166502626.

It is an arithmetic number, because the mean of its divisors is an integer number (21166502626).

Almost surely, 2^42333005251 is an apocalyptic number.

42333005251 is a deficient number, since it is larger than the sum of its proper divisors (1).

42333005251 is an equidigital number, since it uses as much as digits as its factorization.

42333005251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 42333005251 its reverse (15250033324), we get a palindrome (57583038575).

The spelling of 42333005251 in words is "forty-two billion, three hundred thirty-three million, five thousand, two hundred fifty-one".