10440042020459 has 2 divisors, whose sum is σ = 10440042020460. Its totient is φ = 10440042020458.

The previous prime is 10440042020411. The next prime is 10440042020477. The reversal of 10440042020459 is 95402024004401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10440042020459 - 2²⁰ = 10440040971883 is a prime.

It is not a weakly prime, because it can be changed into another prime (10440042020659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5220021010229 + 5220021010230.

It is an arithmetic number, because the mean of its divisors is an integer number (5220021010230).

Almost surely, 2^{10440042020459} is an apocalyptic number.

10440042020459 is a deficient number, since it is larger than the sum of its proper divisors (1).

10440042020459 is an equidigital number, since it uses as much as digits as its factorization.

10440042020459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 10440042020459 in words is "ten trillion, four hundred forty billion, forty-two million, twenty thousand, four hundred fifty-nine".