16683421384710 has 64 divisors (see below), whose sum is σ = 44606509516800. Its totient is φ = 4437173786976.

The previous prime is 16683421384697. The next prime is 16683421384711. The reversal of 16683421384710 is 1748312438661.

16683421384710 is a `hidden beast` number, since 1 + 6 + 6 + 8 + 34 + 2 + 138 + 471 + 0 = 666.

It is a super-3 number, since 3×16683421384710³ (a number of 41 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16683421384711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81415414 + ... + 81620073.

It is an arithmetic number, because the mean of its divisors is an integer number (696976711200).

Almost surely, 2^{16683421384710} is an apocalyptic number.

16683421384710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16683421384710 is an abundant number, since it is smaller than the sum of its proper divisors (27923088132090).

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

16683421384710 is a wasteful number, since it uses less digits than its factorization.

16683421384710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163035882 (or 163035876 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 16683421384710 in words is "sixteen trillion, six hundred eighty-three billion, four hundred twenty-one million, three hundred eighty-four thousand, seven hundred ten".