25335132413 has 2 divisors, whose sum is σ = 25335132414. Its totient is φ = 25335132412.

The previous prime is 25335132391. The next prime is 25335132439. The reversal of 25335132413 is 31423153352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15386665849 + 9948466564 = 124043^2 + 99742^2 .

It is a cyclic number.

It is not a de Polignac number, because 25335132413 - 2⁶ = 25335132349 is a prime.

It is a super-3 number, since 3×25335132413³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25335132413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25335132463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12667566206 + 12667566207.

It is an arithmetic number, because the mean of its divisors is an integer number (12667566207).

Almost surely, 2^25335132413 is an apocalyptic number.

It is an amenable number.

25335132413 is a deficient number, since it is larger than the sum of its proper divisors (1).

25335132413 is an equidigital number, since it uses as much as digits as its factorization.

25335132413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 32.

Adding to 25335132413 its reverse (31423153352), we get a palindrome (56758285765).

The spelling of 25335132413 in words is "twenty-five billion, three hundred thirty-five million, one hundred thirty-two thousand, four hundred thirteen".