5516049961 has 8 divisors (see below), whose sum is σ = 5811977600. Its totient is φ = 5220683280.

The previous prime is 5516049919. The next prime is 5516049977. The reversal of 5516049961 is 1699406155.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5516049961 - 2²⁷ = 5381832233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5516049991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119970 + ... + 159451.

It is an arithmetic number, because the mean of its divisors is an integer number (726497200).

Almost surely, 2^5516049961 is an apocalyptic number.

It is an amenable number.

5516049961 is a deficient number, since it is larger than the sum of its proper divisors (295927639).

5516049961 is a wasteful number, since it uses less digits than its factorization.

5516049961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280479.

The product of its (nonzero) digits is 291600, while the sum is 46.

The square root of 5516049961 is about 74270.1148578619. The cubic root of 5516049961 is about 1766.8895290505.

The spelling of 5516049961 in words is "five billion, five hundred sixteen million, forty-nine thousand, nine hundred sixty-one".