16677355315623 has 32 divisors (see below), whose sum is σ = 23599730246400. Its totient is φ = 10439681081856.

The previous prime is 16677355315597. The next prime is 16677355315639. The reversal of 16677355315623 is 32651355377661.

It is not a de Polignac number, because 16677355315623 - 2¹⁴ = 16677355299239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16677355314623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 330487768 + ... + 330538226.

It is an arithmetic number, because the mean of its divisors is an integer number (737491570200).

Almost surely, 2^{16677355315623} is an apocalyptic number.

16677355315623 is a deficient number, since it is larger than the sum of its proper divisors (6922374930777).

16677355315623 is a wasteful number, since it uses less digits than its factorization.

16677355315623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65551.

The product of its digits is 71442000, while the sum is 60.

The spelling of 16677355315623 in words is "sixteen trillion, six hundred seventy-seven billion, three hundred fifty-five million, three hundred fifteen thousand, six hundred twenty-three".