25370250287 has 2 divisors, whose sum is σ = 25370250288. Its totient is φ = 25370250286.

The previous prime is 25370250277. The next prime is 25370250329. The reversal of 25370250287 is 78205207352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25370250287 - 2¹⁶ = 25370184751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25370250277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12685125143 + 12685125144.

It is an arithmetic number, because the mean of its divisors is an integer number (12685125144).

Almost surely, 2^25370250287 is an apocalyptic number.

25370250287 is a deficient number, since it is larger than the sum of its proper divisors (1).

25370250287 is an equidigital number, since it uses as much as digits as its factorization.

25370250287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 235200, while the sum is 41.

The spelling of 25370250287 in words is "twenty-five billion, three hundred seventy million, two hundred fifty thousand, two hundred eighty-seven".