42020166467 has 2 divisors, whose sum is σ = 42020166468. Its totient is φ = 42020166466.

The previous prime is 42020166451. The next prime is 42020166481. The reversal of 42020166467 is 76466102024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42020166467 - 2⁴ = 42020166451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42020166467.

It is not a weakly prime, because it can be changed into another prime (42020166497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21010083233 + 21010083234.

It is an arithmetic number, because the mean of its divisors is an integer number (21010083234).

Almost surely, 2^42020166467 is an apocalyptic number.

42020166467 is a deficient number, since it is larger than the sum of its proper divisors (1).

42020166467 is an equidigital number, since it uses as much as digits as its factorization.

42020166467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 42020166467 in words is "forty-two billion, twenty million, one hundred sixty-six thousand, four hundred sixty-seven".