25277505030049 has 2 divisors, whose sum is σ = 25277505030050. Its totient is φ = 25277505030048.

The previous prime is 25277505029993. The next prime is 25277505030061. The reversal of 25277505030049 is 94003050577252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25276832146449 + 672883600 = 5027607^2 + 25940^2 .

It is a cyclic number.

It is not a de Polignac number, because 25277505030049 - 2¹¹ = 25277505028001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25277505029984 and 25277505030011.

It is not a weakly prime, because it can be changed into another prime (25277505030079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12638752515024 + 12638752515025.

It is an arithmetic number, because the mean of its divisors is an integer number (12638752515025).

Almost surely, 2^{25277505030049} is an apocalyptic number.

It is an amenable number.

25277505030049 is a deficient number, since it is larger than the sum of its proper divisors (1).

25277505030049 is an equidigital number, since it uses as much as digits as its factorization.

25277505030049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646000, while the sum is 49.

The spelling of 25277505030049 in words is "twenty-five trillion, two hundred seventy-seven billion, five hundred five million, thirty thousand, forty-nine".