10421342043409 has 16 divisors (see below), whose sum is σ = 11496288450240. Its totient is φ = 9368168992000.

The previous prime is 10421342043407. The next prime is 10421342043419. The reversal of 10421342043409 is 90434024312401.

It is a cyclic number.

It is not a de Polignac number, because 10421342043409 - 2¹ = 10421342043407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10421342043407) 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 in 15 ways as a sum of consecutive naturals, for example, 12463444 + ... + 13273285.

It is an arithmetic number, because the mean of its divisors is an integer number (718518028140).

Almost surely, 2^{10421342043409} is an apocalyptic number.

It is an amenable number.

10421342043409 is a deficient number, since it is larger than the sum of its proper divisors (1074946406831).

10421342043409 is a wasteful number, since it uses less digits than its factorization.

10421342043409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25737152.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 10421342043409 in words is "ten trillion, four hundred twenty-one billion, three hundred forty-two million, forty-three thousand, four hundred nine".