16676452611145 has 8 divisors (see below), whose sum is σ = 20071125162504. Its totient is φ = 13301574069504.

The previous prime is 16676452611121. The next prime is 16676452611167. The reversal of 16676452611145 is 54111625467661.

It can be written as a sum of positive squares in 4 ways, for example, as 3619532885049 + 13056919726096 = 1902507^2 + 3613436^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16676452611145 - 2⁹ = 16676452610633 is a prime.

It is a super-2 number, since 2×16676452611145² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4948500574 + ... + 4948503943.

It is an arithmetic number, because the mean of its divisors is an integer number (2508890645313).

Almost surely, 2^{16676452611145} is an apocalyptic number.

It is an amenable number.

16676452611145 is a deficient number, since it is larger than the sum of its proper divisors (3394672551359).

16676452611145 is an equidigital number, since it uses as much as digits as its factorization.

16676452611145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9897004859.

The product of its digits is 7257600, while the sum is 55.

The spelling of 16676452611145 in words is "sixteen trillion, six hundred seventy-six billion, four hundred fifty-two million, six hundred eleven thousand, one hundred forty-five".