16677316026705 has 16 divisors (see below), whose sum is σ = 26687183437440. Its totient is φ = 8893409282688.

The previous prime is 16677316026703. The next prime is 16677316026727. The reversal of 16677316026705 is 50762061377661.

It is a happy number.

It is not a de Polignac number, because 16677316026705 - 2¹ = 16677316026703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16677316026703) 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, 72335125 + ... + 72565314.

It is an arithmetic number, because the mean of its divisors is an integer number (1667948964840).

Almost surely, 2^{16677316026705} is an apocalyptic number.

16677316026705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16677316026705 is a deficient number, since it is larger than the sum of its proper divisors (10009867410735).

16677316026705 is a wasteful number, since it uses less digits than its factorization.

16677316026705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144908120.

The product of its (nonzero) digits is 13335840, while the sum is 57.

The spelling of 16677316026705 in words is "sixteen trillion, six hundred seventy-seven billion, three hundred sixteen million, twenty-six thousand, seven hundred five".