9627487928872 has 32 divisors (see below), whose sum is σ = 20224821085920. Its totient is φ = 4257857067840.

The previous prime is 9627487928869. The next prime is 9627487928923. The reversal of 9627487928872 is 2788297847269.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9627487928792 and 9627487928801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1478419338 + ... + 1478425849.

It is an arithmetic number, because the mean of its divisors is an integer number (632025658935).

Almost surely, 2^{9627487928872} is an apocalyptic number.

It is an amenable number.

9627487928872 is an abundant number, since it is smaller than the sum of its proper divisors (10597333157048).

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

9627487928872 is a wasteful number, since it uses less digits than its factorization.

9627487928872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2956845241 (or 2956845237 counting only the distinct ones).

The product of its digits is 2731180032, while the sum is 79.

The spelling of 9627487928872 in words is "nine trillion, six hundred twenty-seven billion, four hundred eighty-seven million, nine hundred twenty-eight thousand, eight hundred seventy-two".