5608616777 has 2 divisors, whose sum is σ = 5608616778. Its totient is φ = 5608616776.

The previous prime is 5608616749. The next prime is 5608616869. The reversal of 5608616777 is 7776168065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5391083776 + 217533001 = 73424^2 + 14749^2 .

It is a cyclic number.

It is not a de Polignac number, because 5608616777 - 2¹⁶ = 5608551241 is a prime.

It is not a weakly prime, because it can be changed into another prime (5608616747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2804308388 + 2804308389.

It is an arithmetic number, because the mean of its divisors is an integer number (2804308389).

Almost surely, 2^5608616777 is an apocalyptic number.

It is an amenable number.

5608616777 is a deficient number, since it is larger than the sum of its proper divisors (1).

5608616777 is an equidigital number, since it uses as much as digits as its factorization.

5608616777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2963520, while the sum is 53.

The square root of 5608616777 is about 74890.6988684176. The cubic root of 5608616777 is about 1776.7183546726.

The spelling of 5608616777 in words is "five billion, six hundred eight million, six hundred sixteen thousand, seven hundred seventy-seven".