20525025433259 has 2 divisors, whose sum is σ = 20525025433260. Its totient is φ = 20525025433258.

The previous prime is 20525025433229. The next prime is 20525025433273. The reversal of 20525025433259 is 95233452052502.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20525025433259 is a prime.

It is a super-2 number, since 2×20525025433259² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20525025433229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10262512716629 + 10262512716630.

It is an arithmetic number, because the mean of its divisors is an integer number (10262512716630).

Almost surely, 2^{20525025433259} is an apocalyptic number.

20525025433259 is a deficient number, since it is larger than the sum of its proper divisors (1).

20525025433259 is an equidigital number, since it uses as much as digits as its factorization.

20525025433259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 20525025433259 in words is "twenty trillion, five hundred twenty-five billion, twenty-five million, four hundred thirty-three thousand, two hundred fifty-nine".