8407894832976 has 160 divisors (see below), whose sum is σ = 22764564974592. Its totient is φ = 2668982272000.

The previous prime is 8407894832969. The next prime is 8407894832989. The reversal of 8407894832976 is 6792384987048.

It is a junction number, because it is equal to n+sod(n) for n = 8407894832898 and 8407894832907.

It is a congruent number.

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, 887559376 + ... + 887568848.

Almost surely, 2^{8407894832976} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8407894832976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11382282487296).

8407894832976 is an abundant number, since it is smaller than the sum of its proper divisors (14356670141616).

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

8407894832976 is a wasteful number, since it uses less digits than its factorization.

8407894832976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12961 (or 12955 counting only the distinct ones).

The product of its (nonzero) digits is 1170505728, while the sum is 75.

It can be divided in two parts, 840789 and 4832976, that added together give a palindrome (5673765).

The spelling of 8407894832976 in words is "eight trillion, four hundred seven billion, eight hundred ninety-four million, eight hundred thirty-two thousand, nine hundred seventy-six".