16576816868175 has 12 divisors (see below), whose sum is σ = 27407003888840. Its totient is φ = 8840968996320.

The previous prime is 16576816868153. The next prime is 16576816868207. The reversal of 16576816868175 is 57186861867561.

It is a happy number.

It is not a de Polignac number, because 16576816868175 - 2¹² = 16576816864079 is a prime.

It is a super-2 number, since 2×16576816868175² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (75), and also a Moran number because the ratio is a prime number: 221024224909 = 16576816868175 / (1 + 6 + 5 + 7 + 6 + 8 + 1 + 6 + 8 + 6 + 8 + 1 + 7 + 5).

It is a junction number, because it is equal to n+sod(n) for n = 16576816868097 and 16576816868106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110512112380 + ... + 110512112529.

Almost surely, 2^{16576816868175} is an apocalyptic number.

16576816868175 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16576816868175 is a deficient number, since it is larger than the sum of its proper divisors (10830187020665).

16576816868175 is a wasteful number, since it uses less digits than its factorization.

16576816868175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221024224922 (or 221024224917 counting only the distinct ones).

The product of its digits is 812851200, while the sum is 75.

The spelling of 16576816868175 in words is "sixteen trillion, five hundred seventy-six billion, eight hundred sixteen million, eight hundred sixty-eight thousand, one hundred seventy-five".