16670425400653 has 2 divisors, whose sum is σ = 16670425400654. Its totient is φ = 16670425400652.

The previous prime is 16670425400633. The next prime is 16670425400719. The reversal of 16670425400653 is 35600452407661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10868507814564 + 5801917586089 = 3296742^2 + 2408717^2 .

It is a cyclic number.

It is not a de Polignac number, because 16670425400653 - 2²⁹ = 16669888529741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16670425400597 and 16670425400606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16670425400633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8335212700326 + 8335212700327.

It is an arithmetic number, because the mean of its divisors is an integer number (8335212700327).

Almost surely, 2^{16670425400653} is an apocalyptic number.

It is an amenable number.

16670425400653 is a deficient number, since it is larger than the sum of its proper divisors (1).

16670425400653 is an equidigital number, since it uses as much as digits as its factorization.

16670425400653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 16670425400653 in words is "sixteen trillion, six hundred seventy billion, four hundred twenty-five million, four hundred thousand, six hundred fifty-three".