42038021167 has 2 divisors, whose sum is σ = 42038021168. Its totient is φ = 42038021166.

The previous prime is 42038021161. The next prime is 42038021237. The reversal of 42038021167 is 76112083024.

42038021167 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42038021167 - 2¹¹ = 42038019119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42038021161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21019010583 + 21019010584.

It is an arithmetic number, because the mean of its divisors is an integer number (21019010584).

Almost surely, 2^42038021167 is an apocalyptic number.

42038021167 is a deficient number, since it is larger than the sum of its proper divisors (1).

42038021167 is an equidigital number, since it uses as much as digits as its factorization.

42038021167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 42038021167 in words is "forty-two billion, thirty-eight million, twenty-one thousand, one hundred sixty-seven".