16111442643120 has 240 divisors, whose sum is σ = 60621778163232. Its totient is φ = 3800241930240.

The previous prime is 16111442643103. The next prime is 16111442643137. The reversal of 16111442643120 is 2134624411161.

16111442643120 is a `hidden beast` number, since 1 + 6 + 1 + 1 + 1 + 4 + 4 + 2 + 643 + 1 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (16111442643103) and next prime (16111442643137).

It is a tau number, because it is divible by the number of its divisors (240).

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27197137 + ... + 27783216.

Almost surely, 2^{16111442643120} is an apocalyptic number.

16111442643120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16111442643120 is an abundant number, since it is smaller than the sum of its proper divisors (44510335520112).

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

16111442643120 is a wasteful number, since it uses less digits than its factorization.

16111442643120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54980420 (or 54980411 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 16111442643120 in words is "sixteen trillion, one hundred eleven billion, four hundred forty-two million, six hundred forty-three thousand, one hundred twenty".