24642084421589 has 2 divisors, whose sum is σ = 24642084421590. Its totient is φ = 24642084421588.

The previous prime is 24642084421517. The next prime is 24642084421613. The reversal of 24642084421589 is 98512448024642.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19874923096900 + 4767161324689 = 4458130^2 + 2183383^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24642084421589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24642084421289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12321042210794 + 12321042210795.

It is an arithmetic number, because the mean of its divisors is an integer number (12321042210795).

Almost surely, 2^{24642084421589} is an apocalyptic number.

It is an amenable number.

24642084421589 is a deficient number, since it is larger than the sum of its proper divisors (1).

24642084421589 is an equidigital number, since it uses as much as digits as its factorization.

24642084421589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35389440, while the sum is 59.

The spelling of 24642084421589 in words is "twenty-four trillion, six hundred forty-two billion, eighty-four million, four hundred twenty-one thousand, five hundred eighty-nine".