1044160643542 has 16 divisors (see below), whose sum is σ = 1663705192032. Its totient is φ = 489789742720.

The previous prime is 1044160643437. The next prime is 1044160643551. The reversal of 1044160643542 is 2453460614401.

It is a happy number.

1044160643542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1044160643495 and 1044160643504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49363393 + ... + 49384540.

It is an arithmetic number, because the mean of its divisors is an integer number (103981574502).

Almost surely, 2^{1044160643542} is an apocalyptic number.

1044160643542 is a deficient number, since it is larger than the sum of its proper divisors (619544548490).

1044160643542 is a wasteful number, since it uses less digits than its factorization.

1044160643542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98748263.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 1044160643542 in words is "one trillion, forty-four billion, one hundred sixty million, six hundred forty-three thousand, five hundred forty-two".