16844018051 has 8 divisors (see below), whose sum is σ = 19871284224. Its totient is φ = 13971996360.

The previous prime is 16844018041. The next prime is 16844018063. The reversal of 16844018051 is 15081044861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-16844018051 is a prime.

It is a super-3 number, since 3×16844018051³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16844017996 and 16844018014.

It is not an unprimeable number, because it can be changed into a prime (16844018041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38810885 + ... + 38811318.

It is an arithmetic number, because the mean of its divisors is an integer number (2483910528).

Almost surely, 2^16844018051 is an apocalyptic number.

16844018051 is a deficient number, since it is larger than the sum of its proper divisors (3027266173).

16844018051 is an equidigital number, since it uses as much as digits as its factorization.

16844018051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77622241.

The product of its (nonzero) digits is 30720, while the sum is 38.

The spelling of 16844018051 in words is "sixteen billion, eight hundred forty-four million, eighteen thousand, fifty-one".