16553751384 has 16 divisors (see below), whose sum is σ = 41384378520. Its totient is φ = 5517917120.

The previous prime is 16553751371. The next prime is 16553751413. The reversal of 16553751384 is 48315735561.

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 3 ways as a sum of consecutive naturals, for example, 344869797 + ... + 344869844.

Almost surely, 2^16553751384 is an apocalyptic number.

It is an amenable number.

16553751384 is an abundant number, since it is smaller than the sum of its proper divisors (24830627136).

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

16553751384 is a wasteful number, since it uses less digits than its factorization.

16553751384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689739650 (or 689739646 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 48.

The spelling of 16553751384 in words is "sixteen billion, five hundred fifty-three million, seven hundred fifty-one thousand, three hundred eighty-four".