1042444545679 has 8 divisors (see below), whose sum is σ = 1076347054080. Its totient is φ = 1008559241400.

The previous prime is 1042444545577. The next prime is 1042444545691. The reversal of 1042444545679 is 9765454442401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1042444545679 - 2¹⁹ = 1042444021391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042444542679) 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 7 ways as a sum of consecutive naturals, for example, 4177819 + ... + 4420300.

It is an arithmetic number, because the mean of its divisors is an integer number (134543381760).

Almost surely, 2^{1042444545679} is an apocalyptic number.

1042444545679 is a deficient number, since it is larger than the sum of its proper divisors (33902508401).

1042444545679 is an equidigital number, since it uses as much as digits as its factorization.

1042444545679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8602061.

The product of its (nonzero) digits is 19353600, while the sum is 55.

The spelling of 1042444545679 in words is "one trillion, forty-two billion, four hundred forty-four million, five hundred forty-five thousand, six hundred seventy-nine".