16782874706640 has 160 divisors (see below), whose sum is σ = 62956935141120. Its totient is φ = 3610433544192.

The previous prime is 16782874706509. The next prime is 16782874706701. The reversal of 16782874706640 is 4660747828761.

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 31 ways as a sum of consecutive naturals, for example, 293789275 + ... + 293846394.

It is an arithmetic number, because the mean of its divisors is an integer number (393480844632).

Almost surely, 2^{16782874706640} is an apocalyptic number.

16782874706640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16782874706640 is an abundant number, since it is smaller than the sum of its proper divisors (46174060434480).

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

16782874706640 is a wasteful number, since it uses less digits than its factorization.

16782874706640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587635709 (or 587635703 counting only the distinct ones).

The product of its (nonzero) digits is 151732224, while the sum is 66.

The spelling of 16782874706640 in words is "sixteen trillion, seven hundred eighty-two billion, eight hundred seventy-four million, seven hundred six thousand, six hundred forty".