16684291398458 has 16 divisors (see below), whose sum is σ = 26114644031616. Its totient is φ = 7979412859440.

The previous prime is 16684291398449. The next prime is 16684291398473. The reversal of 16684291398458 is 85489319248661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15204635 + ... + 16264977.

It is an arithmetic number, because the mean of its divisors is an integer number (1632165251976).

Almost surely, 2^{16684291398458} is an apocalyptic number.

16684291398458 is a deficient number, since it is larger than the sum of its proper divisors (9430352633158).

16684291398458 is a wasteful number, since it uses less digits than its factorization.

16684291398458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402429.

The product of its digits is 716636160, while the sum is 74.

The spelling of 16684291398458 in words is "sixteen trillion, six hundred eighty-four billion, two hundred ninety-one million, three hundred ninety-eight thousand, four hundred fifty-eight".