25550050027 has 2 divisors, whose sum is σ = 25550050028. Its totient is φ = 25550050026.

The previous prime is 25550049983. The next prime is 25550050051. The reversal of 25550050027 is 72005005552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25550050027 - 2²³ = 25541661419 is a prime.

It is not a weakly prime, because it can be changed into another prime (25550050067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12775025013 + 12775025014.

It is an arithmetic number, because the mean of its divisors is an integer number (12775025014).

Almost surely, 2^25550050027 is an apocalyptic number.

25550050027 is a deficient number, since it is larger than the sum of its proper divisors (1).

25550050027 is an equidigital number, since it uses as much as digits as its factorization.

25550050027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17500, while the sum is 31.

Adding to 25550050027 its reverse (72005005552), we get a palindrome (97555055579).

The spelling of 25550050027 in words is "twenty-five billion, five hundred fifty million, fifty thousand, twenty-seven".