5611728389445 has 48 divisors (see below), whose sum is σ = 9845749996992. Its totient is φ = 2956393520640.

The previous prime is 5611728389369. The next prime is 5611728389479. The reversal of 5611728389445 is 5449838271165.

It is a happy number.

5611728389445 is a `hidden beast` number, since 5 + 611 + 7 + 2 + 8 + 3 + 8 + 9 + 4 + 4 + 5 = 666.

It is not a de Polignac number, because 5611728389445 - 2²⁷ = 5611594171717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24090622 + ... + 24322448.

It is an arithmetic number, because the mean of its divisors is an integer number (205119791604).

Almost surely, 2^{5611728389445} is an apocalyptic number.

It is an amenable number.

5611728389445 is a deficient number, since it is larger than the sum of its proper divisors (4234021607547).

5611728389445 is a wasteful number, since it uses less digits than its factorization.

5611728389445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238402 (or 238399 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 63.

The spelling of 5611728389445 in words is "five trillion, six hundred eleven billion, seven hundred twenty-eight million, three hundred eighty-nine thousand, four hundred forty-five".