23534445653 has 2 divisors, whose sum is σ = 23534445654. Its totient is φ = 23534445652.

The previous prime is 23534445617. The next prime is 23534445659. The reversal of 23534445653 is 35654443532.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19971907684 + 3562537969 = 141322^2 + 59687^2 .

It is a cyclic number.

It is not a de Polignac number, because 23534445653 - 2³⁰ = 22460703829 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23534445659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11767222826 + 11767222827.

It is an arithmetic number, because the mean of its divisors is an integer number (11767222827).

Almost surely, 2^23534445653 is an apocalyptic number.

It is an amenable number.

23534445653 is a deficient number, since it is larger than the sum of its proper divisors (1).

23534445653 is an equidigital number, since it uses as much as digits as its factorization.

23534445653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592000, while the sum is 44.

The spelling of 23534445653 in words is "twenty-three billion, five hundred thirty-four million, four hundred forty-five thousand, six hundred fifty-three".