42541425089 has 2 divisors, whose sum is σ = 42541425090. Its totient is φ = 42541425088.

The previous prime is 42541425007. The next prime is 42541425103. The reversal of 42541425089 is 98052414524.

42541425089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35755784464 + 6785640625 = 189092^2 + 82375^2 .

It is a cyclic number.

It is not a de Polignac number, because 42541425089 - 2⁸ = 42541424833 is a prime.

It is not a weakly prime, because it can be changed into another prime (42541125089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21270712544 + 21270712545.

It is an arithmetic number, because the mean of its divisors is an integer number (21270712545).

Almost surely, 2^42541425089 is an apocalyptic number.

It is an amenable number.

42541425089 is a deficient number, since it is larger than the sum of its proper divisors (1).

42541425089 is an equidigital number, since it uses as much as digits as its factorization.

42541425089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 460800, while the sum is 44.

The spelling of 42541425089 in words is "forty-two billion, five hundred forty-one million, four hundred twenty-five thousand, eighty-nine".