258514070028 has 24 divisors (see below), whose sum is σ = 604908287088. Its totient is φ = 85927243776.

The previous prime is 258514069999. The next prime is 258514070047. The reversal of 258514070028 is 820070415852.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30509701 + ... + 30518172.

It is an arithmetic number, because the mean of its divisors is an integer number (25204511962).

Almost surely, 2^258514070028 is an apocalyptic number.

It is an amenable number.

258514070028 is an abundant number, since it is smaller than the sum of its proper divisors (346394217060).

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

258514070028 is a wasteful number, since it uses less digits than its factorization.

258514070028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61028233 (or 61028231 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 42.

The spelling of 258514070028 in words is "two hundred fifty-eight billion, five hundred fourteen million, seventy thousand, twenty-eight".