260240321251 has 2 divisors, whose sum is σ = 260240321252. Its totient is φ = 260240321250.

The previous prime is 260240321239. The next prime is 260240321267. The reversal of 260240321251 is 152123042062.

260240321251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260240321251 - 2²³ = 260231932643 is a prime.

It is not a weakly prime, because it can be changed into another prime (260240321221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130120160625 + 130120160626.

It is an arithmetic number, because the mean of its divisors is an integer number (130120160626).

Almost surely, 2^260240321251 is an apocalyptic number.

260240321251 is a deficient number, since it is larger than the sum of its proper divisors (1).

260240321251 is an equidigital number, since it uses as much as digits as its factorization.

260240321251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 260240321251 in words is "two hundred sixty billion, two hundred forty million, three hundred twenty-one thousand, two hundred fifty-one".