16909376937984 has 84 divisors (see below), whose sum is σ = 48846329841816. Its totient is φ = 5636458954752.

The previous prime is 16909376937953. The next prime is 16909376938001. The reversal of 16909376937984 is 48973967390961.

16909376937984 is a `hidden beast` number, since 1 + 6 + 90 + 9 + 376 + 93 + 79 + 8 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 114600324 + ... + 114747779.

Almost surely, 2^{16909376937984} is an apocalyptic number.

It is an amenable number.

16909376937984 is an abundant number, since it is smaller than the sum of its proper divisors (31936952903832).

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

16909376937984 is an equidigital number, since it uses as much as digits as its factorization.

16909376937984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229348135 (or 229348108 counting only the distinct ones).

The product of its (nonzero) digits is 3333197952, while the sum is 81.

The spelling of 16909376937984 in words is "sixteen trillion, nine hundred nine billion, three hundred seventy-six million, nine hundred thirty-seven thousand, nine hundred eighty-four".