5561001116 has 24 divisors (see below), whose sum is σ = 10620771840. Its totient is φ = 2526700400.

The previous prime is 5561001091. The next prime is 5561001137. The reversal of 5561001116 is 6111001655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89615 + ... + 138393.

It is an arithmetic number, because the mean of its divisors is an integer number (442532160).

Almost surely, 2^5561001116 is an apocalyptic number.

It is an amenable number.

5561001116 is a deficient number, since it is larger than the sum of its proper divisors (5059770724).

5561001116 is a wasteful number, since it uses less digits than its factorization.

5561001116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51385 (or 51383 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 5561001116 is about 74572.1202326982. The cubic root of 5561001116 is about 1771.6761034810.

The spelling of 5561001116 in words is "five billion, five hundred sixty-one million, one thousand, one hundred sixteen".