16241216805776 has 20 divisors (see below), whose sum is σ = 31745829755532. Its totient is φ = 8048744610816.

The previous prime is 16241216805773. The next prime is 16241216805787. The reversal of 16241216805776 is 67750861214261.

It can be written as a sum of positive squares in 2 ways, for example, as 3359434431376 + 12881782374400 = 1832876^2 + 3589120^2 .

It is not an unprimeable number, because it can be changed into a prime (16241216805773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4491485141 + ... + 4491488756.

Almost surely, 2^{16241216805776} is an apocalyptic number.

16241216805776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16241216805776 is a deficient number, since it is larger than the sum of its proper divisors (15504612949756).

16241216805776 is a wasteful number, since it uses less digits than its factorization.

16241216805776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8982974018 (or 8982974012 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 16241216805776 in words is "sixteen trillion, two hundred forty-one billion, two hundred sixteen million, eight hundred five thousand, seven hundred seventy-six".