258443215148 has 24 divisors (see below), whose sum is σ = 466905667200. Its totient is φ = 125042319360.

The previous prime is 258443215109. The next prime is 258443215181. The reversal of 258443215148 is 841512344852.

258443215148 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1450028 + ... + 1618476.

It is an arithmetic number, because the mean of its divisors is an integer number (19454402800).

Almost surely, 2^258443215148 is an apocalyptic number.

It is an amenable number.

258443215148 is a deficient number, since it is larger than the sum of its proper divisors (208462452052).

258443215148 is a wasteful number, since it uses less digits than its factorization.

258443215148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180857 (or 180855 counting only the distinct ones).

The product of its digits is 1228800, while the sum is 47.

The spelling of 258443215148 in words is "two hundred fifty-eight billion, four hundred forty-three million, two hundred fifteen thousand, one hundred forty-eight".