10140420324449 has 2 divisors, whose sum is σ = 10140420324450. Its totient is φ = 10140420324448.

The previous prime is 10140420324443. The next prime is 10140420324563. The reversal of 10140420324449 is 94442302404101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8011249072225 + 2129171252224 = 2830415^2 + 1459168^2 .

It is a cyclic number.

It is not a de Polignac number, because 10140420324449 - 2²⁰ = 10140419275873 is a prime.

It is not a weakly prime, because it can be changed into another prime (10140420324443) 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, 5070210162224 + 5070210162225.

It is an arithmetic number, because the mean of its divisors is an integer number (5070210162225).

Almost surely, 2^{10140420324449} is an apocalyptic number.

It is an amenable number.

10140420324449 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140420324449 is an equidigital number, since it uses as much as digits as its factorization.

10140420324449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 10140420324449 in words is "ten trillion, one hundred forty billion, four hundred twenty million, three hundred twenty-four thousand, four hundred forty-nine".