42016423567 has 2 divisors, whose sum is σ = 42016423568. Its totient is φ = 42016423566.

The previous prime is 42016423543. The next prime is 42016423609. The reversal of 42016423567 is 76532461024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42016423567 - 2¹⁵ = 42016390799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42016423507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21008211783 + 21008211784.

It is an arithmetic number, because the mean of its divisors is an integer number (21008211784).

Almost surely, 2^42016423567 is an apocalyptic number.

42016423567 is a deficient number, since it is larger than the sum of its proper divisors (1).

42016423567 is an equidigital number, since it uses as much as digits as its factorization.

42016423567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 42016423567 in words is "forty-two billion, sixteen million, four hundred twenty-three thousand, five hundred sixty-seven".