8938612478472 has 64 divisors (see below), whose sum is σ = 22446991382400. Its totient is φ = 2966172218880.

The previous prime is 8938612478431. The next prime is 8938612478539. The reversal of 8938612478472 is 2748742168398.

It is a junction number, because it is equal to n+sod(n) for n = 8938612478397 and 8938612478406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3945213 + ... + 5782899.

It is an arithmetic number, because the mean of its divisors is an integer number (350734240350).

Almost surely, 2^{8938612478472} is an apocalyptic number.

It is an amenable number.

8938612478472 is an abundant number, since it is smaller than the sum of its proper divisors (13508378903928).

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

8938612478472 is a wasteful number, since it uses less digits than its factorization.

8938612478472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838606 (or 1838602 counting only the distinct ones).

The product of its digits is 260112384, while the sum is 69.

The spelling of 8938612478472 in words is "eight trillion, nine hundred thirty-eight billion, six hundred twelve million, four hundred seventy-eight thousand, four hundred seventy-two".