16555272601110 has 128 divisors (see below), whose sum is σ = 41252396249088. Its totient is φ = 4248573120000.

The previous prime is 16555272601097. The next prime is 16555272601111. The reversal of 16555272601110 is 1110627255561.

It is a happy number.

16555272601110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16555272601111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111026505 + ... + 111175515.

It is an arithmetic number, because the mean of its divisors is an integer number (322284345696).

Almost surely, 2^{16555272601110} is an apocalyptic number.

16555272601110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16555272601110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20626198124544).

16555272601110 is an abundant number, since it is smaller than the sum of its proper divisors (24697123647978).

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

16555272601110 is a wasteful number, since it uses less digits than its factorization.

16555272601110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150150.

The product of its (nonzero) digits is 126000, while the sum is 42.

Adding to 16555272601110 its reverse (1110627255561), we get a palindrome (17665899856671).

The spelling of 16555272601110 in words is "sixteen trillion, five hundred fifty-five billion, two hundred seventy-two million, six hundred one thousand, one hundred ten".