16845077054861 has 16 divisors (see below), whose sum is σ = 18546526152000. Its totient is φ = 15171996902400.

The previous prime is 16845077054851. The next prime is 16845077054893.

16845077054861 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 16845077054861 - 2¹⁰ = 16845077053837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16845077054794 and 16845077054803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16845077054851) 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, 14563565 + ... + 15677613.

It is an arithmetic number, because the mean of its divisors is an integer number (1159157884500).

Almost surely, 2^{16845077054861} is an apocalyptic number.

16845077054861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16845077054861 is a deficient number, since it is larger than the sum of its proper divisors (1701449097139).

16845077054861 is a wasteful number, since it uses less digits than its factorization.

16845077054861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126780.

The product of its (nonzero) digits is 45158400, while the sum is 62.

The spelling of 16845077054861 in words is "sixteen trillion, eight hundred forty-five billion, seventy-seven million, fifty-four thousand, eight hundred sixty-one".