16354144416 has 48 divisors (see below), whose sum is σ = 42941362464. Its totient is φ = 5449891584.

The previous prime is 16354144399. The next prime is 16354144421. The reversal of 16354144416 is 61444145361.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363010 + ... + 405566.

It is an arithmetic number, because the mean of its divisors is an integer number (894611718).

Almost surely, 2^16354144416 is an apocalyptic number.

16354144416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16354144416 is an abundant number, since it is smaller than the sum of its proper divisors (26587218048).

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

16354144416 is a wasteful number, since it uses less digits than its factorization.

16354144416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46573 (or 46565 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

Adding to 16354144416 its reverse (61444145361), we get a palindrome (77798289777).

The spelling of 16354144416 in words is "sixteen billion, three hundred fifty-four million, one hundred forty-four thousand, four hundred sixteen".