42210876089 has 2 divisors, whose sum is σ = 42210876090. Its totient is φ = 42210876088.

The previous prime is 42210876023. The next prime is 42210876101. The reversal of 42210876089 is 98067801224.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28271059600 + 13939816489 = 168140^2 + 118067^2 .

It is a cyclic number.

It is not a de Polignac number, because 42210876089 - 2¹² = 42210871993 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (42210876689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21105438044 + 21105438045.

It is an arithmetic number, because the mean of its divisors is an integer number (21105438045).

Almost surely, 2^42210876089 is an apocalyptic number.

It is an amenable number.

42210876089 is a deficient number, since it is larger than the sum of its proper divisors (1).

42210876089 is an equidigital number, since it uses as much as digits as its factorization.

42210876089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 42210876089 in words is "forty-two billion, two hundred ten million, eight hundred seventy-six thousand, eighty-nine".