16667701471325 has 12 divisors (see below), whose sum is σ = 21883711579380. Its totient is φ = 12549798754560.

The previous prime is 16667701471301. The next prime is 16667701471357. The reversal of 16667701471325 is 52317410776661.

It can be written as a sum of positive squares in 6 ways, for example, as 916915408249 + 15750786063076 = 957557^2 + 3968726^2 .

It is not a de Polignac number, because 16667701471325 - 2¹⁴ = 16667701454941 is a prime.

It is a Curzon number.

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, 19609060130 + ... + 19609060979.

It is an arithmetic number, because the mean of its divisors is an integer number (1823642631615).

Almost surely, 2^{16667701471325} is an apocalyptic number.

It is an amenable number.

16667701471325 is a deficient number, since it is larger than the sum of its proper divisors (5216010108055).

16667701471325 is a wasteful number, since it uses less digits than its factorization.

16667701471325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39218121136 (or 39218121131 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 56.

The spelling of 16667701471325 in words is "sixteen trillion, six hundred sixty-seven billion, seven hundred one million, four hundred seventy-one thousand, three hundred twenty-five".