5616672989 has 4 divisors (see below), whose sum is σ = 5627708220. Its totient is φ = 5605637760.

The previous prime is 5616672953. The next prime is 5616673019. The reversal of 5616672989 is 9892766165.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9892766165 = 5 ⋅1978553233.

It can be written as a sum of positive squares in 2 ways, for example, as 5254075225 + 362597764 = 72485^2 + 19042^2 .

It is a cyclic number.

It is not a de Polignac number, because 5616672989 - 2¹⁶ = 5616607453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5616672949) 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, 5516852 + ... + 5517869.

It is an arithmetic number, because the mean of its divisors is an integer number (1406927055).

Almost surely, 2^5616672989 is an apocalyptic number.

It is an amenable number.

5616672989 is a deficient number, since it is larger than the sum of its proper divisors (11035231).

5616672989 is a wasteful number, since it uses less digits than its factorization.

5616672989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11035230.

The product of its digits is 9797760, while the sum is 59.

The square root of 5616672989 is about 74944.4660331902. The cubic root of 5616672989 is about 1777.5686398918.

The spelling of 5616672989 in words is "five billion, six hundred sixteen million, six hundred seventy-two thousand, nine hundred eighty-nine".