260051605672643 has 2 divisors, whose sum is σ = 260051605672644. Its totient is φ = 260051605672642.

The previous prime is 260051605672633. The next prime is 260051605672667. The reversal of 260051605672643 is 346276506150062.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260051605672643 is a prime.

It is a super-2 number, since 2×260051605672643² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (260051605672633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130025802836321 + 130025802836322.

It is an arithmetic number, because the mean of its divisors is an integer number (130025802836322).

Almost surely, 2^{260051605672643} is an apocalyptic number.

260051605672643 is a deficient number, since it is larger than the sum of its proper divisors (1).

260051605672643 is an equidigital number, since it uses as much as digits as its factorization.

260051605672643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 260051605672643 in words is "two hundred sixty trillion, fifty-one billion, six hundred five million, six hundred seventy-two thousand, six hundred forty-three".