5516620664 has 32 divisors (see below), whose sum is σ = 10919370000. Its totient is φ = 2605623552.

The previous prime is 5516620663. The next prime is 5516620757. The reversal of 5516620664 is 4660266155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5516620661) 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, 1052 + ... + 105044.

Almost surely, 2^5516620664 is an apocalyptic number.

It is an amenable number.

5516620664 is a deficient number, since it is larger than the sum of its proper divisors (5402749336).

5516620664 is a wasteful number, since it uses less digits than its factorization.

5516620664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104367 (or 104363 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 5516620664 is about 74273.9568354884. The cubic root of 5516620664 is about 1766.9504624109.

The spelling of 5516620664 in words is "five billion, five hundred sixteen million, six hundred twenty thousand, six hundred sixty-four".