6613251155120 has 160 divisors (see below), whose sum is σ = 16126928435520. Its totient is φ = 2518796206080.

The previous prime is 6613251155117. The next prime is 6613251155129. The reversal of 6613251155120 is 215511523166.

It is not an unprimeable number, because it can be changed into a prime (6613251155129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63634400 + ... + 63738240.

It is an arithmetic number, because the mean of its divisors is an integer number (100793302722).

Almost surely, 2^{6613251155120} 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 6613251155120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8063464217760).

6613251155120 is an abundant number, since it is smaller than the sum of its proper divisors (9513677280400).

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

6613251155120 is a wasteful number, since it uses less digits than its factorization.

6613251155120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104263 (or 104257 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 38.

Adding to 6613251155120 its reverse (215511523166), we get a palindrome (6828762678286).

The spelling of 6613251155120 in words is "six trillion, six hundred thirteen billion, two hundred fifty-one million, one hundred fifty-five thousand, one hundred twenty".