16931513884 has 6 divisors (see below), whose sum is σ = 29630149304. Its totient is φ = 8465756940.

The previous prime is 16931513867. The next prime is 16931513927. The reversal of 16931513884 is 48831513961.

16931513884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2116439232 + ... + 2116439239.

Almost surely, 2^16931513884 is an apocalyptic number.

It is an amenable number.

16931513884 is a deficient number, since it is larger than the sum of its proper divisors (12698635420).

16931513884 is a wasteful number, since it uses less digits than its factorization.

16931513884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4232878475 (or 4232878473 counting only the distinct ones).

The product of its digits is 622080, while the sum is 49.

The spelling of 16931513884 in words is "sixteen billion, nine hundred thirty-one million, five hundred thirteen thousand, eight hundred eighty-four".