16684132712611 has 48 divisors (see below), whose sum is σ = 21239890749504. Its totient is φ = 12988302759936.

The previous prime is 16684132712579. The next prime is 16684132712623. The reversal of 16684132712611 is 11621723148661.

16684132712611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16684132712611 - 2⁵ = 16684132712579 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (16684132712311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9015466 + ... + 10707328.

It is an arithmetic number, because the mean of its divisors is an integer number (442497723948).

Almost surely, 2^{16684132712611} is an apocalyptic number.

16684132712611 is a deficient number, since it is larger than the sum of its proper divisors (4555758036893).

16684132712611 is a wasteful number, since it uses less digits than its factorization.

16684132712611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692140 (or 1692133 counting only the distinct ones).

The product of its digits is 580608, while the sum is 49.

The spelling of 16684132712611 in words is "sixteen trillion, six hundred eighty-four billion, one hundred thirty-two million, seven hundred twelve thousand, six hundred eleven".