8728635675744 has 72 divisors (see below), whose sum is σ = 24835116629232. Its totient is φ = 2908014508800.

The previous prime is 8728635675719. The next prime is 8728635675751. The reversal of 8728635675744 is 4475765368278.

8728635675744 is a `hidden beast` number, since 8 + 7 + 2 + 8 + 6 + 3 + 567 + 57 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7424044 + ... + 8519019.

It is an arithmetic number, because the mean of its divisors is an integer number (344932175406).

Almost surely, 2^{8728635675744} is an apocalyptic number.

It is an amenable number.

8728635675744 is an abundant number, since it is smaller than the sum of its proper divisors (16106480953488).

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

8728635675744 is a wasteful number, since it uses less digits than its factorization.

8728635675744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15944980 (or 15944969 counting only the distinct ones).

The product of its digits is 1896652800, while the sum is 72.

The spelling of 8728635675744 in words is "eight trillion, seven hundred twenty-eight billion, six hundred thirty-five million, six hundred seventy-five thousand, seven hundred forty-four".