8115375715728 has 40 divisors (see below), whose sum is σ = 20989013545728. Its totient is φ = 2701990664832.

The previous prime is 8115375715703. The next prime is 8115375715753. The reversal of 8115375715728 is 8275175735118.

It is an interprime number because it is at equal distance from previous prime (8115375715703) and next prime (8115375715753).

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 7 ways as a sum of consecutive naturals, for example, 97913575 + ... + 97996422.

Almost surely, 2^{8115375715728} is an apocalyptic number.

It is an amenable number.

8115375715728 is an abundant number, since it is smaller than the sum of its proper divisors (12873637830000).

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

8115375715728 is a wasteful number, since it uses less digits than its factorization.

8115375715728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195910871 (or 195910865 counting only the distinct ones).

The product of its digits is 16464000, while the sum is 60.

The spelling of 8115375715728 in words is "eight trillion, one hundred fifteen billion, three hundred seventy-five million, seven hundred fifteen thousand, seven hundred twenty-eight".