28258252844600 has 24 divisors (see below), whose sum is σ = 65700437864160. Its totient is φ = 11303301137760.

The previous prime is 28258252844587. The next prime is 28258252844629. The reversal of 28258252844600 is 644825285282.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70645631912 + ... + 70645632311.

It is an arithmetic number, because the mean of its divisors is an integer number (2737518244340).

Almost surely, 2^{28258252844600} is an apocalyptic number.

28258252844600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28258252844600 is an abundant number, since it is smaller than the sum of its proper divisors (37442185019560).

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

28258252844600 is a wasteful number, since it uses less digits than its factorization.

28258252844600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141291264239 (or 141291264230 counting only the distinct ones).

The product of its (nonzero) digits is 19660800, while the sum is 56.

The spelling of 28258252844600 in words is "twenty-eight trillion, two hundred fifty-eight billion, two hundred fifty-two million, eight hundred forty-four thousand, six hundred".