23485582553 has 2 divisors, whose sum is σ = 23485582554. Its totient is φ = 23485582552.

The previous prime is 23485582531. The next prime is 23485582573. The reversal of 23485582553 is 35528558432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22455621904 + 1029960649 = 149852^2 + 32093^2 .

It is a cyclic number.

It is not a de Polignac number, because 23485582553 - 2³⁰ = 22411840729 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23485582513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11742791276 + 11742791277.

It is an arithmetic number, because the mean of its divisors is an integer number (11742791277).

Almost surely, 2^23485582553 is an apocalyptic number.

It is an amenable number.

23485582553 is a deficient number, since it is larger than the sum of its proper divisors (1).

23485582553 is an equidigital number, since it uses as much as digits as its factorization.

23485582553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760000, while the sum is 50.

The spelling of 23485582553 in words is "twenty-three billion, four hundred eighty-five million, five hundred eighty-two thousand, five hundred fifty-three".