10042020434437 has 2 divisors, whose sum is σ = 10042020434438. Its totient is φ = 10042020434436.

The previous prime is 10042020434423. The next prime is 10042020434483. The reversal of 10042020434437 is 73443402024001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10013231168161 + 28789266276 = 3164369^2 + 169674^2 .

It is a cyclic number.

It is not a de Polignac number, because 10042020434437 - 2¹⁹ = 10042019910149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10042020435437) 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, 5021010217218 + 5021010217219.

It is an arithmetic number, because the mean of its divisors is an integer number (5021010217219).

Almost surely, 2^{10042020434437} is an apocalyptic number.

It is an amenable number.

10042020434437 is a deficient number, since it is larger than the sum of its proper divisors (1).

10042020434437 is an equidigital number, since it uses as much as digits as its factorization.

10042020434437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 34.

Adding to 10042020434437 its reverse (73443402024001), we get a palindrome (83485422458438).

The spelling of 10042020434437 in words is "ten trillion, forty-two billion, twenty million, four hundred thirty-four thousand, four hundred thirty-seven".