260107640173 has 2 divisors, whose sum is σ = 260107640174. Its totient is φ = 260107640172.

The previous prime is 260107640153. The next prime is 260107640249. The reversal of 260107640173 is 371046701062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211161387529 + 48946252644 = 459523^2 + 221238^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260107640173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260107640153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130053820086 + 130053820087.

It is an arithmetic number, because the mean of its divisors is an integer number (130053820087).

Almost surely, 2^260107640173 is an apocalyptic number.

It is an amenable number.

260107640173 is a deficient number, since it is larger than the sum of its proper divisors (1).

260107640173 is an equidigital number, since it uses as much as digits as its factorization.

260107640173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 37.

The spelling of 260107640173 in words is "two hundred sixty billion, one hundred seven million, six hundred forty thousand, one hundred seventy-three".