16533174721164 has 24 divisors (see below), whose sum is σ = 38585443103088. Its totient is φ = 5509910323200.

The previous prime is 16533174721159. The next prime is 16533174721199. The reversal of 16533174721164 is 46112747133561.

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 7 ways as a sum of consecutive naturals, for example, 143429637 + ... + 143544860.

It is an arithmetic number, because the mean of its divisors is an integer number (1607726795962).

Almost surely, 2^{16533174721164} is an apocalyptic number.

It is an amenable number.

16533174721164 is an abundant number, since it is smaller than the sum of its proper divisors (22052268381924).

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

16533174721164 is a wasteful number, since it uses less digits than its factorization.

16533174721164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286979305 (or 286979303 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 51.

The spelling of 16533174721164 in words is "sixteen trillion, five hundred thirty-three billion, one hundred seventy-four million, seven hundred twenty-one thousand, one hundred sixty-four".