16625143613269 has 2 divisors, whose sum is σ = 16625143613270. Its totient is φ = 16625143613268.

The previous prime is 16625143613173. The next prime is 16625143613293. The reversal of 16625143613269 is 96231634152661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9401815472644 + 7223328140625 = 3066238^2 + 2687625^2 .

It is a cyclic number.

It is not a de Polignac number, because 16625143613269 - 2¹¹ = 16625143611221 is a prime.

It is a super-2 number, since 2×16625143613269² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16625143623269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8312571806634 + 8312571806635.

It is an arithmetic number, because the mean of its divisors is an integer number (8312571806635).

Almost surely, 2^{16625143613269} is an apocalyptic number.

It is an amenable number.

16625143613269 is a deficient number, since it is larger than the sum of its proper divisors (1).

16625143613269 is an equidigital number, since it uses as much as digits as its factorization.

16625143613269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8398080, while the sum is 55.

The spelling of 16625143613269 in words is "sixteen trillion, six hundred twenty-five billion, one hundred forty-three million, six hundred thirteen thousand, two hundred sixty-nine".