42374719889 has 2 divisors, whose sum is σ = 42374719890. Its totient is φ = 42374719888.

The previous prime is 42374719883. The next prime is 42374719927. The reversal of 42374719889 is 98891747324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36321879889 + 6052840000 = 190583^2 + 77800^2 .

It is a cyclic number.

It is not a de Polignac number, because 42374719889 - 2²⁸ = 42106284433 is a prime.

It is not a weakly prime, because it can be changed into another prime (42374719883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21187359944 + 21187359945.

It is an arithmetic number, because the mean of its divisors is an integer number (21187359945).

Almost surely, 2^42374719889 is an apocalyptic number.

It is an amenable number.

42374719889 is a deficient number, since it is larger than the sum of its proper divisors (1).

42374719889 is an equidigital number, since it uses as much as digits as its factorization.

42374719889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24385536, while the sum is 62.

The spelling of 42374719889 in words is "forty-two billion, three hundred seventy-four million, seven hundred nineteen thousand, eight hundred eighty-nine".