20632207259 has 2 divisors, whose sum is σ = 20632207260. Its totient is φ = 20632207258.

The previous prime is 20632207243. The next prime is 20632207273. The reversal of 20632207259 is 95270223602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20632207259 - 2⁴ = 20632207243 is a prime.

It is not a weakly prime, because it can be changed into another prime (20632204259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10316103629 + 10316103630.

It is an arithmetic number, because the mean of its divisors is an integer number (10316103630).

Almost surely, 2^20632207259 is an apocalyptic number.

20632207259 is a deficient number, since it is larger than the sum of its proper divisors (1).

20632207259 is an equidigital number, since it uses as much as digits as its factorization.

20632207259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 20632207259 in words is "twenty billion, six hundred thirty-two million, two hundred seven thousand, two hundred fifty-nine".