258998397210 has 256 divisors, whose sum is σ = 831563366400. Its totient is φ = 56037215232.

The previous prime is 258998397209. The next prime is 258998397221. The reversal of 258998397210 is 12793899852.

258998397210 is a `hidden beast` number, since 2 + 589 + 9 + 8 + 39 + 7 + 2 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 59716162 + ... + 59720498.

It is an arithmetic number, because the mean of its divisors is an integer number (3248294400).

Almost surely, 2^258998397210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 258998397210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415781683200).

258998397210 is an abundant number, since it is smaller than the sum of its proper divisors (572564969190).

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

258998397210 is a wasteful number, since it uses less digits than its factorization.

258998397210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6042 (or 6036 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 63.

The spelling of 258998397210 in words is "two hundred fifty-eight billion, nine hundred ninety-eight million, three hundred ninety-seven thousand, two hundred ten".