16485894074496 has 128 divisors (see below), whose sum is σ = 54596142812160. Its totient is φ = 4282050401280.

The previous prime is 16485894074459. The next prime is 16485894074579. The reversal of 16485894074496 is 69447049858461.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-3 number, since 3×16485894074496³ (a number of 41 digits) contains 333 as substring.

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 15 ways as a sum of consecutive naturals, for example, 278749756 + ... + 278808891.

It is an arithmetic number, because the mean of its divisors is an integer number (426532365720).

Almost surely, 2^{16485894074496} is an apocalyptic number.

16485894074496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16485894074496 is an abundant number, since it is smaller than the sum of its proper divisors (38110248737664).

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

16485894074496 is a wasteful number, since it uses less digits than its factorization.

16485894074496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557558682 (or 557558670 counting only the distinct ones).

The product of its (nonzero) digits is 1672151040, while the sum is 75.

The spelling of 16485894074496 in words is "sixteen trillion, four hundred eighty-five billion, eight hundred ninety-four million, seventy-four thousand, four hundred ninety-six".