42890486027 has 2 divisors, whose sum is σ = 42890486028. Its totient is φ = 42890486026.

The previous prime is 42890486011. The next prime is 42890486059. The reversal of 42890486027 is 72068409824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42890486027 - 2⁴ = 42890486011 is a prime.

It is not a weakly prime, because it can be changed into another prime (42890486087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21445243013 + 21445243014.

It is an arithmetic number, because the mean of its divisors is an integer number (21445243014).

Almost surely, 2^42890486027 is an apocalyptic number.

42890486027 is a deficient number, since it is larger than the sum of its proper divisors (1).

42890486027 is an equidigital number, since it uses as much as digits as its factorization.

42890486027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 42890486027 in words is "forty-two billion, eight hundred ninety million, four hundred eighty-six thousand, twenty-seven".