8845128053775 has 144 divisors (see below), whose sum is σ = 17696547348480. Its totient is φ = 4353692976000.

The previous prime is 8845128053761. The next prime is 8845128053843. The reversal of 8845128053775 is 5773508215488.

8845128053775 is a `hidden beast` number, since 8 + 8 + 4 + 5 + 1 + 28 + 0 + 537 + 75 = 666.

It is a Cunningham number, because it is equal to 2974076²-1.

It is not a de Polignac number, because 8845128053775 - 2⁹ = 8845128053263 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 722694106 + ... + 722706344.

It is an arithmetic number, because the mean of its divisors is an integer number (122892689920).

Almost surely, 2^{8845128053775} is an apocalyptic number.

8845128053775 is an abundant number, since it is smaller than the sum of its proper divisors (8851419294705).

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

8845128053775 is a wasteful number, since it uses less digits than its factorization.

8845128053775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21428 (or 21411 counting only the distinct ones).

The product of its (nonzero) digits is 75264000, while the sum is 63.

The spelling of 8845128053775 in words is "eight trillion, eight hundred forty-five billion, one hundred twenty-eight million, fifty-three thousand, seven hundred seventy-five".