16919550884 has 12 divisors (see below), whose sum is σ = 30564350208. Its totient is φ = 8186879400.

The previous prime is 16919550797. The next prime is 16919550889. The reversal of 16919550884 is 48805591961.

It is not an unprimeable number, because it can be changed into a prime (16919550889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68223872 + ... + 68224119.

It is an arithmetic number, because the mean of its divisors is an integer number (2547029184).

Almost surely, 2^16919550884 is an apocalyptic number.

It is an amenable number.

16919550884 is a deficient number, since it is larger than the sum of its proper divisors (13644799324).

16919550884 is a wasteful number, since it uses less digits than its factorization.

16919550884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136448026 (or 136448024 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 56.

The spelling of 16919550884 in words is "sixteen billion, nine hundred nineteen million, five hundred fifty thousand, eight hundred eighty-four".