260659472149 has 2 divisors, whose sum is σ = 260659472150. Its totient is φ = 260659472148.

The previous prime is 260659472119. The next prime is 260659472189. The reversal of 260659472149 is 941274956062.

260659472149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179971092900 + 80688379249 = 424230^2 + 284057^2 .

It is a cyclic number.

It is not a de Polignac number, because 260659472149 - 2³³ = 252069537557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260659472149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260659472119) 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, 130329736074 + 130329736075.

It is an arithmetic number, because the mean of its divisors is an integer number (130329736075).

Almost surely, 2^260659472149 is an apocalyptic number.

It is an amenable number.

260659472149 is a deficient number, since it is larger than the sum of its proper divisors (1).

260659472149 is an equidigital number, since it uses as much as digits as its factorization.

260659472149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 260659472149 in words is "two hundred sixty billion, six hundred fifty-nine million, four hundred seventy-two thousand, one hundred forty-nine".