25025252527747 has 2 divisors, whose sum is σ = 25025252527748. Its totient is φ = 25025252527746.

The previous prime is 25025252527673. The next prime is 25025252527771. The reversal of 25025252527747 is 74772525252052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25025252527747 - 2¹¹ = 25025252525699 is a prime.

It is a super-2 number, since 2×25025252527747² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25025252527777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12512626263873 + 12512626263874.

It is an arithmetic number, because the mean of its divisors is an integer number (12512626263874).

Almost surely, 2^{25025252527747} is an apocalyptic number.

25025252527747 is a deficient number, since it is larger than the sum of its proper divisors (1).

25025252527747 is an equidigital number, since it uses as much as digits as its factorization.

25025252527747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27440000, while the sum is 55.

Adding to 25025252527747 its reverse (74772525252052), we get a palindrome (99797777779799).

The spelling of 25025252527747 in words is "twenty-five trillion, twenty-five billion, two hundred fifty-two million, five hundred twenty-seven thousand, seven hundred forty-seven".