5517494869 has 4 divisors (see below), whose sum is σ = 5517733996. Its totient is φ = 5517255744.

The previous prime is 5517494867. The next prime is 5517494893. The reversal of 5517494869 is 9684947155.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1634584900 + 3882909969 = 40430^2 + 62313^2 .

It is a cyclic number.

It is not a de Polignac number, because 5517494869 - 2¹ = 5517494867 is a prime.

It is a super-2 number, since 2×5517494869² = 60885499258882654322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5517494867) 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, 80754 + ... + 132499.

It is an arithmetic number, because the mean of its divisors is an integer number (1379433499).

Almost surely, 2^5517494869 is an apocalyptic number.

It is an amenable number.

5517494869 is a deficient number, since it is larger than the sum of its proper divisors (239127).

5517494869 is a wasteful number, since it uses less digits than its factorization.

5517494869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239126.

The product of its digits is 10886400, while the sum is 58.

The square root of 5517494869 is about 74279.8416059162. The cubic root of 5517494869 is about 1767.0437922129.

The spelling of 5517494869 in words is "five billion, five hundred seventeen million, four hundred ninety-four thousand, eight hundred sixty-nine".