258144796984 has 16 divisors (see below), whose sum is σ = 487269963000. Its totient is φ = 128206140192.

The previous prime is 258144796963. The next prime is 258144797041. The reversal of 258144796984 is 489697441852.

It is a congruent number.

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, 108281022 + ... + 108283405.

Almost surely, 2^258144796984 is an apocalyptic number.

It is an amenable number.

258144796984 is a deficient number, since it is larger than the sum of its proper divisors (229125166016).

258144796984 is a wasteful number, since it uses less digits than its factorization.

258144796984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216564582 (or 216564578 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 67.

The spelling of 258144796984 in words is "two hundred fifty-eight billion, one hundred forty-four million, seven hundred ninety-six thousand, nine hundred eighty-four".