16446077064461 has 16 divisors (see below), whose sum is σ = 18300456153600. Its totient is φ = 14653820879280.

The previous prime is 16446077064379. The next prime is 16446077064479.

16446077064461 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 16446077064461 - 2²⁶ = 16446009955597 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16446077064397 and 16446077064406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16446077064491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55920911 + ... + 56214236.

It is an arithmetic number, because the mean of its divisors is an integer number (1143778509600).

Almost surely, 2^{16446077064461} is an apocalyptic number.

16446077064461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16446077064461 is a deficient number, since it is larger than the sum of its proper divisors (1854379089139).

16446077064461 is a wasteful number, since it uses less digits than its factorization.

16446077064461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112135424.

The product of its (nonzero) digits is 16257024, while the sum is 56.

The spelling of 16446077064461 in words is "sixteen trillion, four hundred forty-six billion, seventy-seven million, sixty-four thousand, four hundred sixty-one".