16881477120 has 120 divisors (see below), whose sum is σ = 58465382976. Its totient is φ = 4501721088.

The previous prime is 16881477101. The next prime is 16881477121. The reversal of 16881477120 is 2177418861.

16881477120 is a `hidden beast` number, since 168 + 8 + 1 + 477 + 12 + 0 = 666.

16881477120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16881477121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343312 + ... + 389391.

Almost surely, 2^16881477120 is an apocalyptic number.

16881477120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16881477120 is an abundant number, since it is smaller than the sum of its proper divisors (41583905856).

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

16881477120 is an equidigital number, since it uses as much as digits as its factorization.

16881477120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732732 (or 732713 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 45.

The spelling of 16881477120 in words is "sixteen billion, eight hundred eighty-one million, four hundred seventy-seven thousand, one hundred twenty".