258909488912 has 80 divisors (see below), whose sum is σ = 533886971904. Its totient is φ = 121211904000.

The previous prime is 258909488899. The next prime is 258909488921. The reversal of 258909488912 is 219884909852.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122646737 + ... + 122648847.

Almost surely, 2^258909488912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 258909488912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266943485952).

258909488912 is an abundant number, since it is smaller than the sum of its proper divisors (274977482992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

258909488912 is a wasteful number, since it uses less digits than its factorization.

258909488912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248 (or 4242 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 65.

The spelling of 258909488912 in words is "two hundred fifty-eight billion, nine hundred nine million, four hundred eighty-eight thousand, nine hundred twelve".