25352340757 has 2 divisors, whose sum is σ = 25352340758. Its totient is φ = 25352340756.

The previous prime is 25352340751. The next prime is 25352340773. The reversal of 25352340757 is 75704325352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21430324881 + 3922015876 = 146391^2 + 62626^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25352340757 is a prime.

It is a super-3 number, since 3×25352340757³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25352340751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12676170378 + 12676170379.

It is an arithmetic number, because the mean of its divisors is an integer number (12676170379).

Almost surely, 2^25352340757 is an apocalyptic number.

It is an amenable number.

25352340757 is a deficient number, since it is larger than the sum of its proper divisors (1).

25352340757 is an equidigital number, since it uses as much as digits as its factorization.

25352340757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882000, while the sum is 43.

The spelling of 25352340757 in words is "twenty-five billion, three hundred fifty-two million, three hundred forty thousand, seven hundred fifty-seven".