16354454653 has 2 divisors, whose sum is σ = 16354454654. Its totient is φ = 16354454652.

The previous prime is 16354454629. The next prime is 16354454659. The reversal of 16354454653 is 35645445361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8426689209 + 7927765444 = 91797^2 + 89038^2 .

It is a cyclic number.

It is not a de Polignac number, because 16354454653 - 2⁵ = 16354454621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16354454659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8177227326 + 8177227327.

It is an arithmetic number, because the mean of its divisors is an integer number (8177227327).

Almost surely, 2^16354454653 is an apocalyptic number.

It is an amenable number.

16354454653 is a deficient number, since it is larger than the sum of its proper divisors (1).

16354454653 is an equidigital number, since it uses as much as digits as its factorization.

16354454653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592000, while the sum is 46.

The spelling of 16354454653 in words is "sixteen billion, three hundred fifty-four million, four hundred fifty-four thousand, six hundred fifty-three".