544545445 has 16 divisors (see below), whose sum is σ = 694552320. Its totient is φ = 408434944.

The previous prime is 544545403. The next prime is 544545451.

544545445 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 544545445 - 2⁹ = 544544933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 544545398 and 544545407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10176 + ... + 34534.

It is an arithmetic number, because the mean of its divisors is an integer number (43409520).

Almost surely, 2^544545445 is an apocalyptic number.

It is an amenable number.

544545445 is a deficient number, since it is larger than the sum of its proper divisors (150006875).

544545445 is a wasteful number, since it uses less digits than its factorization.

544545445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24644.

The product of its digits is 640000, while the sum is 40.

The square root of 544545445 is about 23335.4975305863. The cubic root of 544545445 is about 816.6037623815.

The spelling of 544545445 in words is "five hundred forty-four million, five hundred forty-five thousand, four hundred forty-five".