258163047 has 6 divisors (see below), whose sum is σ = 372902192. Its totient is φ = 172108692.

The previous prime is 258163027. The next prime is 258163067. The reversal of 258163047 is 740361852.

258163047 is a `hidden beast` number, since 2 + 581 + 6 + 30 + 47 = 666.

It is an interprime number because it is at equal distance from previous prime (258163027) and next prime (258163067).

It is not a de Polignac number, because 258163047 - 2¹² = 258158951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258163007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14342383 + ... + 14342400.

Almost surely, 2^258163047 is an apocalyptic number.

258163047 is a deficient number, since it is larger than the sum of its proper divisors (114739145).

258163047 is a wasteful number, since it uses less digits than its factorization.

258163047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28684789 (or 28684786 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 258163047 is about 16067.4530340064. The cubic root of 258163047 is about 636.7437528377.

The spelling of 258163047 in words is "two hundred fifty-eight million, one hundred sixty-three thousand, forty-seven".