42275044307 has 2 divisors, whose sum is σ = 42275044308. Its totient is φ = 42275044306.

The previous prime is 42275044211. The next prime is 42275044309. The reversal of 42275044307 is 70344057224.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42275044307 - 2¹⁶ = 42274978771 is a prime.

It is a super-2 number, since 2×42275044307² (a number of 22 digits) contains 22 as substring.

Together with 42275044309, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42275044309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21137522153 + 21137522154.

It is an arithmetic number, because the mean of its divisors is an integer number (21137522154).

Almost surely, 2^42275044307 is an apocalyptic number.

42275044307 is a deficient number, since it is larger than the sum of its proper divisors (1).

42275044307 is an equidigital number, since it uses as much as digits as its factorization.

42275044307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 38.

The spelling of 42275044307 in words is "forty-two billion, two hundred seventy-five million, forty-four thousand, three hundred seven".