16676401206635 has 16 divisors (see below), whose sum is σ = 21065034547200. Its totient is φ = 12638892679776.

The previous prime is 16676401206623. The next prime is 16676401206653. The reversal of 16676401206635 is 53660210467661.

It is a cyclic number.

It is not a de Polignac number, because 16676401206635 - 2⁶ = 16676401206571 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27806102 + ... + 28399508.

It is an arithmetic number, because the mean of its divisors is an integer number (1316564659200).

Almost surely, 2^{16676401206635} is an apocalyptic number.

16676401206635 is a deficient number, since it is larger than the sum of its proper divisors (4388633340565).

16676401206635 is a wasteful number, since it uses less digits than its factorization.

16676401206635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889250.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 16676401206635 in words is "sixteen trillion, six hundred seventy-six billion, four hundred one million, two hundred six thousand, six hundred thirty-five".