258621126852 has 48 divisors (see below), whose sum is σ = 658404758592. Its totient is φ = 78358558080.

The previous prime is 258621126833. The next prime is 258621126923.

258621126852 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 783598 + ... + 1063610.

It is an arithmetic number, because the mean of its divisors is an integer number (13716765804).

Almost surely, 2^258621126852 is an apocalyptic number.

258621126852 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

258621126852 is an abundant number, since it is smaller than the sum of its proper divisors (399783631740).

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

258621126852 is a wasteful number, since it uses less digits than its factorization.

258621126852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287028 (or 287026 counting only the distinct ones).

The product of its digits is 921600, while the sum is 48.

The spelling of 258621126852 in words is "two hundred fifty-eight billion, six hundred twenty-one million, one hundred twenty-six thousand, eight hundred fifty-two".