544016643 has 32 divisors (see below), whose sum is σ = 780704064. Its totient is φ = 335757312.

The previous prime is 544016593. The next prime is 544016687. The reversal of 544016643 is 346610445.

It is not a de Polignac number, because 544016643 - 2⁹ = 544016131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (544016243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1370121 + ... + 1370517.

It is an arithmetic number, because the mean of its divisors is an integer number (24397002).

Almost surely, 2^544016643 is an apocalyptic number.

544016643 is a deficient number, since it is larger than the sum of its proper divisors (236687421).

544016643 is a wasteful number, since it uses less digits than its factorization.

544016643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 544016643 is about 23324.1643580215. The cubic root of 544016643 is about 816.3393451743.

The spelling of 544016643 in words is "five hundred forty-four million, sixteen thousand, six hundred forty-three".