5616128993 has 32 divisors (see below), whose sum is σ = 6228731520. Its totient is φ = 5041935360.

The previous prime is 5616128963. The next prime is 5616129017. The reversal of 5616128993 is 3998216165.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5616128993 - 2¹⁰ = 5616127969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5616128963) 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, 8496083 + ... + 8496743.

It is an arithmetic number, because the mean of its divisors is an integer number (194647860).

Almost surely, 2^5616128993 is an apocalyptic number.

It is an amenable number.

5616128993 is a deficient number, since it is larger than the sum of its proper divisors (612602527).

5616128993 is a wasteful number, since it uses less digits than its factorization.

5616128993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977.

The product of its digits is 699840, while the sum is 50.

The square root of 5616128993 is about 74940.8366179615. The cubic root of 5616128993 is about 1777.5112499593.

The spelling of 5616128993 in words is "five billion, six hundred sixteen million, one hundred twenty-eight thousand, nine hundred ninety-three".