258585774047 has 2 divisors, whose sum is σ = 258585774048. Its totient is φ = 258585774046.

The previous prime is 258585773969. The next prime is 258585774067. The reversal of 258585774047 is 740477585852.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 258585774047 - 2¹⁴ = 258585757663 is a prime.

It is a super-2 number, since 2×258585774047² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258585774067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129292887023 + 129292887024.

It is an arithmetic number, because the mean of its divisors is an integer number (129292887024).

Almost surely, 2^258585774047 is an apocalyptic number.

258585774047 is a deficient number, since it is larger than the sum of its proper divisors (1).

258585774047 is an equidigital number, since it uses as much as digits as its factorization.

258585774047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87808000, while the sum is 62.

The spelling of 258585774047 in words is "two hundred fifty-eight billion, five hundred eighty-five million, seven hundred seventy-four thousand, forty-seven".