25948622527 has 2 divisors, whose sum is σ = 25948622528. Its totient is φ = 25948622526.

The previous prime is 25948622507. The next prime is 25948622569. The reversal of 25948622527 is 72522684952.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25948622527 is a prime.

It is a super-2 number, since 2×25948622527² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25948622507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12974311263 + 12974311264.

It is an arithmetic number, because the mean of its divisors is an integer number (12974311264).

Almost surely, 2^25948622527 is an apocalyptic number.

25948622527 is a deficient number, since it is larger than the sum of its proper divisors (1).

25948622527 is an equidigital number, since it uses as much as digits as its factorization.

25948622527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 52.

The spelling of 25948622527 in words is "twenty-five billion, nine hundred forty-eight million, six hundred twenty-two thousand, five hundred twenty-seven".