8449812005256 has 24 divisors (see below), whose sum is σ = 22884907514430. Its totient is φ = 2816604001728.

The previous prime is 8449812005099. The next prime is 8449812005269. The reversal of 8449812005256 is 6525002189448.

8449812005256 is a `hidden beast` number, since 8 + 4 + 4 + 98 + 1 + 20 + 0 + 525 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5779744892100 + 2670067113156 = 2404110^2 + 1634034^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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 5 ways as a sum of consecutive naturals, for example, 58679249965 + ... + 58679250108.

Almost surely, 2^{8449812005256} is an apocalyptic number.

It is an amenable number.

8449812005256 is an abundant number, since it is smaller than the sum of its proper divisors (14435095509174).

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

8449812005256 is a wasteful number, since it uses less digits than its factorization.

8449812005256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117358500085 (or 117358500078 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 54.

The spelling of 8449812005256 in words is "eight trillion, four hundred forty-nine billion, eight hundred twelve million, five thousand, two hundred fifty-six".