6116081664 has 304 divisors, whose sum is σ = 20535273216. Its totient is φ = 1572864000.

The previous prime is 6116081663. The next prime is 6116081677. The reversal of 6116081664 is 4661806116.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (6116081663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60555214 + ... + 60555314.

Almost surely, 2^6116081664 is an apocalyptic number.

6116081664 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6116081664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10267636608).

6116081664 is an abundant number, since it is smaller than the sum of its proper divisors (14419191552).

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

6116081664 is an equidigital number, since it uses as much as digits as its factorization.

6116081664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 6116081664 is about 78205.3812982201. The cubic root of 6116081664 is about 1828.7643986827.

The spelling of 6116081664 in words is "six billion, one hundred sixteen million, eighty-one thousand, six hundred sixty-four".