258404503897 has 8 divisors (see below), whose sum is σ = 258690612960. Its totient is φ = 258118460640.

The previous prime is 258404503853. The next prime is 258404503909. The reversal of 258404503897 is 798305404852.

258404503897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 258404503897 - 2⁷ = 258404503769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (258404503837) 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 in 7 ways as a sum of consecutive naturals, for example, 15473322 + ... + 15490012.

It is an arithmetic number, because the mean of its divisors is an integer number (32336326620).

Almost surely, 2^258404503897 is an apocalyptic number.

It is an amenable number.

258404503897 is a deficient number, since it is larger than the sum of its proper divisors (286109063).

258404503897 is a wasteful number, since it uses less digits than its factorization.

258404503897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32903.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 258404503897 in words is "two hundred fifty-eight billion, four hundred four million, five hundred three thousand, eight hundred ninety-seven".