6081640080 has 160 divisors (see below), whose sum is σ = 19913427840. Its totient is φ = 1531146240.

The previous prime is 6081640079. The next prime is 6081640111. The reversal of 6081640080 is 800461806.

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, 1425150 + ... + 1429410.

It is an arithmetic number, because the mean of its divisors is an integer number (124458924).

Almost surely, 2^6081640080 is an apocalyptic number.

6081640080 is a gapful number since it is divisible by the number (60) 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 6081640080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9956713920).

6081640080 is an abundant number, since it is smaller than the sum of its proper divisors (13831787760).

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

6081640080 is a wasteful number, since it uses less digits than its factorization.

6081640080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4609 (or 4603 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 6081640080 is about 77984.8708404393. The cubic root of 6081640080 is about 1825.3251517987.

The spelling of 6081640080 in words is "six billion, eighty-one million, six hundred forty thousand, eighty".