6168461568 has 144 divisors (see below), whose sum is σ = 17503180800. Its totient is φ = 1922918400.

The previous prime is 6168461567. The next prime is 6168461569. The reversal of 6168461568 is 8651648616.

It is an interprime number because it is at equal distance from previous prime (6168461567) and next prime (6168461569).

It is a self number, because there is not a number n which added to its sum of digits gives 6168461568.

It is not an unprimeable number, because it can be changed into a prime (6168461567) 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, 1150093 + ... + 1155443.

Almost surely, 2^6168461568 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 6168461568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8751590400).

6168461568 is an abundant number, since it is smaller than the sum of its proper divisors (11334719232).

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

6168461568 is a wasteful number, since it uses less digits than its factorization.

6168461568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5468 (or 5454 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 51.

The square root of 6168461568 is about 78539.5541622182. The cubic root of 6168461568 is about 1833.9702555998.

The spelling of 6168461568 in words is "six billion, one hundred sixty-eight million, four hundred sixty-one thousand, five hundred sixty-eight".