5511660111360 has 600 divisors, whose sum is σ = 21376512083520. Its totient is φ = 1356707708928.

The previous prime is 5511660111283. The next prime is 5511660111379. The reversal of 5511660111360 is 631110661155.

5511660111360 is a `hidden beast` number, since 5 + 5 + 1 + 1 + 6 + 601 + 11 + 36 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 34965201 + ... + 35122479.

Almost surely, 2^{5511660111360} 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 5511660111360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10688256041760).

5511660111360 is an abundant number, since it is smaller than the sum of its proper divisors (15864851972160).

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

5511660111360 is a wasteful number, since it uses less digits than its factorization.

5511660111360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157340 (or 157302 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The spelling of 5511660111360 in words is "five trillion, five hundred eleven billion, six hundred sixty million, one hundred eleven thousand, three hundred sixty".