25028055252929 has 2 divisors, whose sum is σ = 25028055252930. Its totient is φ = 25028055252928.

The previous prime is 25028055252911. The next prime is 25028055253043. The reversal of 25028055252929 is 92925255082052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14797985644225 + 10230069608704 = 3846815^2 + 3198448^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25028055252929 is a prime.

It is not a weakly prime, because it can be changed into another prime (25028055272929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12514027626464 + 12514027626465.

It is an arithmetic number, because the mean of its divisors is an integer number (12514027626465).

Almost surely, 2^{25028055252929} is an apocalyptic number.

It is an amenable number.

25028055252929 is a deficient number, since it is larger than the sum of its proper divisors (1).

25028055252929 is an equidigital number, since it uses as much as digits as its factorization.

25028055252929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960000, while the sum is 56.

The spelling of 25028055252929 in words is "twenty-five trillion, twenty-eight billion, fifty-five million, two hundred fifty-two thousand, nine hundred twenty-nine".