16111665560100 has 576 divisors, whose sum is σ = 56082810470400. Its totient is φ = 3527447616000.

The previous prime is 16111665560041. The next prime is 16111665560101. The reversal of 16111665560100 is 106556611161.

It is not an unprimeable number, because it can be changed into a prime (16111665560101) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 130166041 + ... + 130289759.

It is an arithmetic number, because the mean of its divisors is an integer number (97365990400).

Almost surely, 2^{16111665560100} is an apocalyptic number.

16111665560100 is a gapful number since it is divisible by the number (10) 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 16111665560100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28041405235200).

16111665560100 is an abundant number, since it is smaller than the sum of its proper divisors (39971144910300).

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

16111665560100 is a wasteful number, since it uses less digits than its factorization.

16111665560100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123864 (or 123857 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 39.

The spelling of 16111665560100 in words is "sixteen trillion, one hundred eleven billion, six hundred sixty-five million, five hundred sixty thousand, one hundred".