16111055552012 has 12 divisors (see below), whose sum is σ = 28263282053160. Its totient is φ = 8035832108256.

The previous prime is 16111055551963. The next prime is 16111055552017. The reversal of 16111055552012 is 21025555011161.

It is a super-2 number, since 2×16111055552012² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16111055552017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4923915098 + ... + 4923918369.

It is an arithmetic number, because the mean of its divisors is an integer number (2355273504430).

Almost surely, 2^{16111055552012} is an apocalyptic number.

It is an amenable number.

16111055552012 is a deficient number, since it is larger than the sum of its proper divisors (12152226501148).

16111055552012 is a wasteful number, since it uses less digits than its factorization.

16111055552012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9847833880 (or 9847833878 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 35.

The spelling of 16111055552012 in words is "sixteen trillion, one hundred eleven billion, fifty-five million, five hundred fifty-two thousand, twelve".