16626673320875 has 64 divisors (see below), whose sum is σ = 21255931861632. Its totient is φ = 12979878912000.

The previous prime is 16626673320871. The next prime is 16626673320913. The reversal of 16626673320875 is 57802337662661.

It is not a de Polignac number, because 16626673320875 - 2² = 16626673320871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16626673320871) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2819510927 + ... + 2819516823.

It is an arithmetic number, because the mean of its divisors is an integer number (332123935338).

Almost surely, 2^{16626673320875} is an apocalyptic number.

16626673320875 is a deficient number, since it is larger than the sum of its proper divisors (4629258540757).

16626673320875 is a wasteful number, since it uses less digits than its factorization.

16626673320875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8193 (or 8183 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 62.

The spelling of 16626673320875 in words is "sixteen trillion, six hundred twenty-six billion, six hundred seventy-three million, three hundred twenty thousand, eight hundred seventy-five".