544444444444445 has 16 divisors (see below), whose sum is σ = 653769238953600. Its totient is φ = 435265011115584.

The previous prime is 544444444444423. The next prime is 544444444444477.

544444444444445 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 544444444444445 - 2²⁰ = 544444443395869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69836531 + ... + 77240079.

It is an arithmetic number, because the mean of its divisors is an integer number (40860577434600).

Almost surely, 2^{544444444444445} is an apocalyptic number.

It is an amenable number.

544444444444445 is a deficient number, since it is larger than the sum of its proper divisors (109324794509155).

544444444444445 is a wasteful number, since it uses less digits than its factorization.

544444444444445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7413364.

The product of its digits is 1677721600, while the sum is 62.

The spelling of 544444444444445 in words is "five hundred forty-four trillion, four hundred forty-four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred forty-five".