16984447580450 has 24 divisors (see below), whose sum is σ = 36104082857472. Its totient is φ = 5823239170320.

The previous prime is 16984447580449. The next prime is 16984447580453. The reversal of 16984447580450 is 5408574448961.

It is a happy number.

It is a super-2 number, since 2×16984447580450² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16984447580453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24263496194 + ... + 24263496893.

It is an arithmetic number, because the mean of its divisors is an integer number (1504336785728).

Almost surely, 2^{16984447580450} is an apocalyptic number.

16984447580450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16984447580450 is an abundant number, since it is smaller than the sum of its proper divisors (19119635277022).

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

16984447580450 is a wasteful number, since it uses less digits than its factorization.

16984447580450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48526993106 (or 48526993101 counting only the distinct ones).

The product of its (nonzero) digits is 154828800, while the sum is 65.

The spelling of 16984447580450 in words is "sixteen trillion, nine hundred eighty-four billion, four hundred forty-seven million, five hundred eighty thousand, four hundred fifty".