544435645 has 16 divisors (see below), whose sum is σ = 734170752. Its totient is φ = 384563520.

The previous prime is 544435637. The next prime is 544435669. The reversal of 544435645 is 546534445.

It is not a de Polignac number, because 544435645 - 2³ = 544435637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 544435598 and 544435607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180591 + ... + 183580.

It is an arithmetic number, because the mean of its divisors is an integer number (45885672).

Almost surely, 2^544435645 is an apocalyptic number.

It is an amenable number.

544435645 is a deficient number, since it is larger than the sum of its proper divisors (189735107).

544435645 is a wasteful number, since it uses less digits than its factorization.

544435645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364212.

The product of its digits is 576000, while the sum is 40.

The square root of 544435645 is about 23333.1447730476. The cubic root of 544435645 is about 816.5488731027.

The spelling of 544435645 in words is "five hundred forty-four million, four hundred thirty-five thousand, six hundred forty-five".