5616156521693 has 2 divisors, whose sum is σ = 5616156521694. Its totient is φ = 5616156521692.

The previous prime is 5616156521653. The next prime is 5616156521699. The reversal of 5616156521693 is 3961256516165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3585012788569 + 2031143733124 = 1893413^2 + 1425182^2 .

It is a cyclic number.

It is not a de Polignac number, because 5616156521693 - 2⁶ = 5616156521629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5616156521699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2808078260846 + 2808078260847.

It is an arithmetic number, because the mean of its divisors is an integer number (2808078260847).

Almost surely, 2^{5616156521693} is an apocalyptic number.

It is an amenable number.

5616156521693 is a deficient number, since it is larger than the sum of its proper divisors (1).

5616156521693 is an equidigital number, since it uses as much as digits as its factorization.

5616156521693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8748000, while the sum is 56.

The spelling of 5616156521693 in words is "five trillion, six hundred sixteen billion, one hundred fifty-six million, five hundred twenty-one thousand, six hundred ninety-three".