23354536855589 has 2 divisors, whose sum is σ = 23354536855590. Its totient is φ = 23354536855588.

The previous prime is 23354536855543. The next prime is 23354536855609. The reversal of 23354536855589 is 98555863545332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20542124004964 + 2812412850625 = 4532342^2 + 1677025^2 .

It is a cyclic number.

It is not a de Polignac number, because 23354536855589 - 2²⁰ = 23354535807013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23354536855789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11677268427794 + 11677268427795.

It is an arithmetic number, because the mean of its divisors is an integer number (11677268427795).

Almost surely, 2^{23354536855589} is an apocalyptic number.

It is an amenable number.

23354536855589 is a deficient number, since it is larger than the sum of its proper divisors (1).

23354536855589 is an equidigital number, since it uses as much as digits as its factorization.

23354536855589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2332800000, while the sum is 71.

The spelling of 23354536855589 in words is "twenty-three trillion, three hundred fifty-four billion, five hundred thirty-six million, eight hundred fifty-five thousand, five hundred eighty-nine".