16916215942392 has 128 divisors (see below), whose sum is σ = 46517001753600. Its totient is φ = 5093770894848.

The previous prime is 16916215942369. The next prime is 16916215942403. The reversal of 16916215942392 is 29324951261961.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177518743 + ... + 177614009.

It is an arithmetic number, because the mean of its divisors is an integer number (363414076200).

Almost surely, 2^{16916215942392} is an apocalyptic number.

16916215942392 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 16916215942392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23258500876800).

16916215942392 is an abundant number, since it is smaller than the sum of its proper divisors (29600785811208).

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

16916215942392 is a wasteful number, since it uses less digits than its factorization.

16916215942392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107445 (or 107441 counting only the distinct ones).

The product of its digits is 12597120, while the sum is 60.

The spelling of 16916215942392 in words is "sixteen trillion, nine hundred sixteen billion, two hundred fifteen million, nine hundred forty-two thousand, three hundred ninety-two".