16841766849 has 16 divisors (see below), whose sum is σ = 23372558400. Its totient is φ = 10774161216.

The previous prime is 16841766833. The next prime is 16841766881. The reversal of 16841766849 is 94866714861.

It is not a de Polignac number, because 16841766849 - 2⁴ = 16841766833 is a prime.

It is a super-3 number, since 3×16841766849³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 16841766792 and 16841766801.

It is not an unprimeable number, because it can be changed into a prime (16841766829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579634 + ... + 607995.

It is an arithmetic number, because the mean of its divisors is an integer number (1460784900).

Almost surely, 2^16841766849 is an apocalyptic number.

It is an amenable number.

16841766849 is a deficient number, since it is larger than the sum of its proper divisors (6530791551).

16841766849 is a wasteful number, since it uses less digits than its factorization.

16841766849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187824.

The product of its digits is 13934592, while the sum is 60.

The spelling of 16841766849 in words is "sixteen billion, eight hundred forty-one million, seven hundred sixty-six thousand, eight hundred forty-nine".