6159116544 has 288 divisors, whose sum is σ = 19386931200. Its totient is φ = 1734985728.

The previous prime is 6159116531. The next prime is 6159116659. The reversal of 6159116544 is 4456119516.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 6159116496 and 6159116505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27132559 + ... + 27132785.

Almost surely, 2^6159116544 is an apocalyptic number.

6159116544 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 6159116544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9693465600).

6159116544 is an abundant number, since it is smaller than the sum of its proper divisors (13227814656).

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

6159116544 is a wasteful number, since it uses less digits than its factorization.

6159116544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 342 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 6159116544 is about 78480.0391437211. The cubic root of 6159116544 is about 1833.0436518906.

The spelling of 6159116544 in words is "six billion, one hundred fifty-nine million, one hundred sixteen thousand, five hundred forty-four".