16871341615128 has 320 divisors, whose sum is σ = 63447782872320. Its totient is φ = 4045076755200.

The previous prime is 16871341615049. The next prime is 16871341615133. The reversal of 16871341615128 is 82151614317861.

16871341615128 is a `hidden beast` number, since 1 + 6 + 8 + 7 + 1 + 3 + 4 + 1 + 615 + 12 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 12356358 + ... + 13653653.

It is an arithmetic number, because the mean of its divisors is an integer number (198274321476).

Almost surely, 2^{16871341615128} is an apocalyptic number.

16871341615128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16871341615128 is an abundant number, since it is smaller than the sum of its proper divisors (46576441257192).

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

16871341615128 is a wasteful number, since it uses less digits than its factorization.

16871341615128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26010060 (or 26010047 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 54.

The spelling of 16871341615128 in words is "sixteen trillion, eight hundred seventy-one billion, three hundred forty-one million, six hundred fifteen thousand, one hundred twenty-eight".