6516916992 has 108 divisors (see below), whose sum is σ = 19291537720. Its totient is φ = 2170068480.

The previous prime is 6516916981. The next prime is 6516917021. The reversal of 6516916992 is 2996196156.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a tau number, because it is divible by the number of its divisors (108).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6711067 + ... + 6712037.

Almost surely, 2^6516916992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6516916992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9645768860).

6516916992 is an abundant number, since it is smaller than the sum of its proper divisors (12774620728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6516916992 is an frugal number, since it uses more digits than its factorization.

6516916992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967 (or 976 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 54.

The square root of 6516916992 is about 80727.4240391702. The cubic root of 6516916992 is about 1867.8732235782.

The spelling of 6516916992 in words is "six billion, five hundred sixteen million, nine hundred sixteen thousand, nine hundred ninety-two".