42555025027 has 2 divisors, whose sum is σ = 42555025028. Its totient is φ = 42555025026.

The previous prime is 42555024997. The next prime is 42555025031. The reversal of 42555025027 is 72052055524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42555025027 - 2³¹ = 40407541379 is a prime.

It is not a weakly prime, because it can be changed into another prime (42555025127) 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, 21277512513 + 21277512514.

It is an arithmetic number, because the mean of its divisors is an integer number (21277512514).

Almost surely, 2^42555025027 is an apocalyptic number.

42555025027 is a deficient number, since it is larger than the sum of its proper divisors (1).

42555025027 is an equidigital number, since it uses as much as digits as its factorization.

42555025027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 140000, while the sum is 37.

The spelling of 42555025027 in words is "forty-two billion, five hundred fifty-five million, twenty-five thousand, twenty-seven".