23543253553511 has 2 divisors, whose sum is σ = 23543253553512. Its totient is φ = 23543253553510.

The previous prime is 23543253553489. The next prime is 23543253553529. The reversal of 23543253553511 is 11535535234532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23543253553511 - 2³⁰ = 23542179811687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23543253553541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11771626776755 + 11771626776756.

It is an arithmetic number, because the mean of its divisors is an integer number (11771626776756).

Almost surely, 2^{23543253553511} is an apocalyptic number.

23543253553511 is a deficient number, since it is larger than the sum of its proper divisors (1).

23543253553511 is an equidigital number, since it uses as much as digits as its factorization.

23543253553511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4050000, while the sum is 47.

The spelling of 23543253553511 in words is "twenty-three trillion, five hundred forty-three billion, two hundred fifty-three million, five hundred fifty-three thousand, five hundred eleven".