260640488183 has 2 divisors, whose sum is σ = 260640488184. Its totient is φ = 260640488182.

The previous prime is 260640488083. The next prime is 260640488219. The reversal of 260640488183 is 381884046062.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260640488183 - 2¹⁸ = 260640226039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260640488083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130320244091 + 130320244092.

It is an arithmetic number, because the mean of its divisors is an integer number (130320244092).

Almost surely, 2^260640488183 is an apocalyptic number.

260640488183 is a deficient number, since it is larger than the sum of its proper divisors (1).

260640488183 is an equidigital number, since it uses as much as digits as its factorization.

260640488183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1769472, while the sum is 50.

The spelling of 260640488183 in words is "two hundred sixty billion, six hundred forty million, four hundred eighty-eight thousand, one hundred eighty-three".