16949684472 has 96 divisors (see below), whose sum is σ = 49916678400. Its totient is φ = 4781439936.

The previous prime is 16949684449. The next prime is 16949684501. The reversal of 16949684472 is 27448694961.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1683 + ... + 184125.

It is an arithmetic number, because the mean of its divisors is an integer number (519965400).

Almost surely, 2^16949684472 is an apocalyptic number.

16949684472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16949684472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24958339200).

16949684472 is an abundant number, since it is smaller than the sum of its proper divisors (32966993928).

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

16949684472 is a wasteful number, since it uses less digits than its factorization.

16949684472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182545 (or 182534 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 60.

The spelling of 16949684472 in words is "sixteen billion, nine hundred forty-nine million, six hundred eighty-four thousand, four hundred seventy-two".