260051645723167 has 2 divisors, whose sum is σ = 260051645723168. Its totient is φ = 260051645723166.

The previous prime is 260051645723147. The next prime is 260051645723173. The reversal of 260051645723167 is 761327546150062.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260051645723167 - 2⁴³ = 251255552700959 is a prime.

It is a super-2 number, since 2×260051645723167² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260051645723147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130025822861583 + 130025822861584.

It is an arithmetic number, because the mean of its divisors is an integer number (130025822861584).

Almost surely, 2^{260051645723167} is an apocalyptic number.

260051645723167 is a deficient number, since it is larger than the sum of its proper divisors (1).

260051645723167 is an equidigital number, since it uses as much as digits as its factorization.

260051645723167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 260051645723167 in words is "two hundred sixty trillion, fifty-one billion, six hundred forty-five million, seven hundred twenty-three thousand, one hundred sixty-seven".