42358590049 has 2 divisors, whose sum is σ = 42358590050. Its totient is φ = 42358590048.

The previous prime is 42358590037. The next prime is 42358590133. The reversal of 42358590049 is 94009585324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42217099024 + 141491025 = 205468^2 + 11895^2 .

It is a cyclic number.

It is not a de Polignac number, because 42358590049 - 2¹⁵ = 42358557281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42358589984 and 42358590011.

It is not a weakly prime, because it can be changed into another prime (42358590349) 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, 21179295024 + 21179295025.

It is an arithmetic number, because the mean of its divisors is an integer number (21179295025).

Almost surely, 2^42358590049 is an apocalyptic number.

It is an amenable number.

42358590049 is a deficient number, since it is larger than the sum of its proper divisors (1).

42358590049 is an equidigital number, since it uses as much as digits as its factorization.

42358590049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 42358590049 in words is "forty-two billion, three hundred fifty-eight million, five hundred ninety thousand, forty-nine".