5617277779 has 4 divisors (see below), whose sum is σ = 5798480320. Its totient is φ = 5436075240.

The previous prime is 5617277777. The next prime is 5617277791. The reversal of 5617277779 is 9777727165.

It is a happy number.

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 5617277779 - 2¹ = 5617277777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5617277777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90601224 + ... + 90601285.

It is an arithmetic number, because the mean of its divisors is an integer number (1449620080).

Almost surely, 2^5617277779 is an apocalyptic number.

5617277779 is a deficient number, since it is larger than the sum of its proper divisors (181202541).

5617277779 is a wasteful number, since it uses less digits than its factorization.

5617277779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181202540.

The product of its digits is 9075780, while the sum is 58.

The square root of 5617277779 is about 74948.5008455806. The cubic root of 5617277779 is about 1777.6324390575.

The spelling of 5617277779 in words is "five billion, six hundred seventeen million, two hundred seventy-seven thousand, seven hundred seventy-nine".