260791331651 has 2 divisors, whose sum is σ = 260791331652. Its totient is φ = 260791331650.

The previous prime is 260791331629. The next prime is 260791331687. The reversal of 260791331651 is 156133197062.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260791331651 is a prime.

It is not a weakly prime, because it can be changed into another prime (260791331611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130395665825 + 130395665826.

It is an arithmetic number, because the mean of its divisors is an integer number (130395665826).

Almost surely, 2^260791331651 is an apocalyptic number.

260791331651 is a deficient number, since it is larger than the sum of its proper divisors (1).

260791331651 is an equidigital number, since it uses as much as digits as its factorization.

260791331651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 44.

The spelling of 260791331651 in words is "two hundred sixty billion, seven hundred ninety-one million, three hundred thirty-one thousand, six hundred fifty-one".