544663366445 has 16 divisors (see below), whose sum is σ = 713086588800. Its totient is φ = 396078408000.

The previous prime is 544663366439. The next prime is 544663366493.

544663366445 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 544663366445 - 2⁸ = 544663366189 is a prime.

It is a Curzon number.

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, 44456 + ... + 1044654.

It is an arithmetic number, because the mean of its divisors is an integer number (44567911800).

Almost surely, 2^544663366445 is an apocalyptic number.

544663366445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544663366445 is a deficient number, since it is larger than the sum of its proper divisors (168423222355).

544663366445 is a wasteful number, since it uses less digits than its factorization.

544663366445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010116.

The product of its digits is 74649600, while the sum is 56.

The spelling of 544663366445 in words is "five hundred forty-four billion, six hundred sixty-three million, three hundred sixty-six thousand, four hundred forty-five".