5616728338945 has 8 divisors (see below), whose sum is σ = 6741823335336. Its totient is φ = 4492216452096.

The previous prime is 5616728338939. The next prime is 5616728339017. The reversal of 5616728338945 is 5498338276165.

It can be written as a sum of positive squares in 4 ways, for example, as 3346309221264 + 2270419117681 = 1829292^2 + 1506791^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5616728338945 - 2⁵ = 5616728338913 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145756192 + ... + 145794721.

It is an arithmetic number, because the mean of its divisors is an integer number (842727916917).

Almost surely, 2^{5616728338945} is an apocalyptic number.

It is an amenable number.

5616728338945 is a deficient number, since it is larger than the sum of its proper divisors (1125094996391).

5616728338945 is a wasteful number, since it uses less digits than its factorization.

5616728338945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291554771.

The product of its digits is 261273600, while the sum is 67.

The spelling of 5616728338945 in words is "five trillion, six hundred sixteen billion, seven hundred twenty-eight million, three hundred thirty-eight thousand, nine hundred forty-five".