5511611115100 has 36 divisors (see below), whose sum is σ = 11960300366784. Its totient is φ = 2204625230080.

The previous prime is 5511611115029. The next prime is 5511611115167. The reversal of 5511611115100 is 15111161155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18795204 + ... + 19086196.

It is an arithmetic number, because the mean of its divisors is an integer number (332230565744).

Almost surely, 2^{5511611115100} is an apocalyptic number.

5511611115100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5511611115100 is an abundant number, since it is smaller than the sum of its proper divisors (6448689251684).

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

5511611115100 is a wasteful number, since it uses less digits than its factorization.

5511611115100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480414 (or 480407 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 28.

Adding to 5511611115100 its reverse (15111161155), we get a palindrome (5526722276255).

The spelling of 5511611115100 in words is "five trillion, five hundred eleven billion, six hundred eleven million, one hundred fifteen thousand, one hundred".