16725626653 has 2 divisors, whose sum is σ = 16725626654. Its totient is φ = 16725626652.

The previous prime is 16725626627. The next prime is 16725626683. The reversal of 16725626653 is 35662652761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15875496004 + 850130649 = 125998^2 + 29157^2 .

It is a cyclic number.

It is not a de Polignac number, because 16725626653 - 2¹⁷ = 16725495581 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16725626597 and 16725626606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16725626683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8362813326 + 8362813327.

It is an arithmetic number, because the mean of its divisors is an integer number (8362813327).

Almost surely, 2^16725626653 is an apocalyptic number.

It is an amenable number.

16725626653 is a deficient number, since it is larger than the sum of its proper divisors (1).

16725626653 is an equidigital number, since it uses as much as digits as its factorization.

16725626653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 49.

The spelling of 16725626653 in words is "sixteen billion, seven hundred twenty-five million, six hundred twenty-six thousand, six hundred fifty-three".