25841433414889 has 2 divisors, whose sum is σ = 25841433414890. Its totient is φ = 25841433414888.

The previous prime is 25841433414847. The next prime is 25841433414941. The reversal of 25841433414889 is 98841433414852.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19540997070400 + 6300436344489 = 4420520^2 + 2510067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25841433414889 is a prime.

It is a super-2 number, since 2×25841433414889² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25841433414889.

It is not a weakly prime, because it can be changed into another prime (25841433414289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12920716707444 + 12920716707445.

It is an arithmetic number, because the mean of its divisors is an integer number (12920716707445).

Almost surely, 2^{25841433414889} is an apocalyptic number.

It is an amenable number.

25841433414889 is a deficient number, since it is larger than the sum of its proper divisors (1).

25841433414889 is an equidigital number, since it uses as much as digits as its factorization.

25841433414889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 106168320, while the sum is 64.

The spelling of 25841433414889 in words is "twenty-five trillion, eight hundred forty-one billion, four hundred thirty-three million, four hundred fourteen thousand, eight hundred eighty-nine".