258439853112 has 64 divisors (see below), whose sum is σ = 738490521600. Its totient is φ = 73830864000.

The previous prime is 258439853081. The next prime is 258439853137. The reversal of 258439853112 is 211358934852.

It is a congruent number.

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, 1337689 + ... + 1518647.

It is an arithmetic number, because the mean of its divisors is an integer number (11538914400).

Almost surely, 2^258439853112 is an apocalyptic number.

It is an amenable number.

258439853112 is an abundant number, since it is smaller than the sum of its proper divisors (480050668488).

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

258439853112 is a wasteful number, since it uses less digits than its factorization.

258439853112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189476 (or 189472 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 51.

The spelling of 258439853112 in words is "two hundred fifty-eight billion, four hundred thirty-nine million, eight hundred fifty-three thousand, one hundred twelve".