8536123775280 has 160 divisors (see below), whose sum is σ = 26636323737600. Its totient is φ = 2261328039936.

The previous prime is 8536123775261. The next prime is 8536123775323. The reversal of 8536123775280 is 825773216358.

It is a self number, because there is not a number n which added to its sum of digits gives 8536123775280.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43248177 + ... + 43445103.

It is an arithmetic number, because the mean of its divisors is an integer number (166477023360).

Almost surely, 2^{8536123775280} is an apocalyptic number.

8536123775280 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8536123775280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13318161868800).

8536123775280 is an abundant number, since it is smaller than the sum of its proper divisors (18100199962320).

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

8536123775280 is a wasteful number, since it uses less digits than its factorization.

8536123775280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198131 (or 198125 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 57.

The spelling of 8536123775280 in words is "eight trillion, five hundred thirty-six billion, one hundred twenty-three million, seven hundred seventy-five thousand, two hundred eighty".