258455497906 has 8 divisors (see below), whose sum is σ = 400189158144. Its totient is φ = 125059111860.

The previous prime is 258455497873. The next prime is 258455497919. The reversal of 258455497906 is 609794554852.

258455497906 is digitally balanced in base 3, 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2084318470 + ... + 2084318593.

It is an arithmetic number, because the mean of its divisors is an integer number (50023644768).

Almost surely, 2^258455497906 is an apocalyptic number.

258455497906 is a deficient number, since it is larger than the sum of its proper divisors (141733660238).

258455497906 is a wasteful number, since it uses less digits than its factorization.

258455497906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4168637096.

The product of its (nonzero) digits is 108864000, while the sum is 64.

The spelling of 258455497906 in words is "two hundred fifty-eight billion, four hundred fifty-five million, four hundred ninety-seven thousand, nine hundred six".