5616722779 has 4 divisors (see below), whose sum is σ = 5616897784. Its totient is φ = 5616547776.

The previous prime is 5616722777. The next prime is 5616722789. The reversal of 5616722779 is 9772276165.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5616722779 - 2¹ = 5616722777 is a prime.

It is a super-2 number, since 2×5616722779² = 63095149552274965682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5616722777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23997 + ... + 108670.

It is an arithmetic number, because the mean of its divisors is an integer number (1404224446).

Almost surely, 2^5616722779 is an apocalyptic number.

5616722779 is a deficient number, since it is larger than the sum of its proper divisors (175005).

5616722779 is a wasteful number, since it uses less digits than its factorization.

5616722779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175004.

The product of its digits is 2222640, while the sum is 52.

The square root of 5616722779 is about 74944.7982117505. The cubic root of 5616722779 is about 1777.5738924010.

The spelling of 5616722779 in words is "five billion, six hundred sixteen million, seven hundred twenty-two thousand, seven hundred seventy-nine".