258261376771 has 2 divisors, whose sum is σ = 258261376772. Its totient is φ = 258261376770.

The previous prime is 258261376757. The next prime is 258261376823. The reversal of 258261376771 is 177673162852.

258261376771 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 258261376771 - 2¹³ = 258261368579 is a prime.

It is not a weakly prime, because it can be changed into another prime (258261377771) 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, 129130688385 + 129130688386.

It is an arithmetic number, because the mean of its divisors is an integer number (129130688386).

Almost surely, 2^258261376771 is an apocalyptic number.

258261376771 is a deficient number, since it is larger than the sum of its proper divisors (1).

258261376771 is an equidigital number, since it uses as much as digits as its factorization.

258261376771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5927040, while the sum is 55.

The spelling of 258261376771 in words is "two hundred fifty-eight billion, two hundred sixty-one million, three hundred seventy-six thousand, seven hundred seventy-one".