8682666420 has 48 divisors (see below), whose sum is σ = 24968539008. Its totient is φ = 2252799360.

The previous prime is 8682666389. The next prime is 8682666463. The reversal of 8682666420 is 246662868.

It is a self number, because there is not a number n which added to its sum of digits gives 8682666420.

It is a congruent number.

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, 1953336 + ... + 1957775.

It is an arithmetic number, because the mean of its divisors is an integer number (520177896).

Almost surely, 2^8682666420 is an apocalyptic number.

It is an amenable number.

8682666420 is an abundant number, since it is smaller than the sum of its proper divisors (16285872588).

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

8682666420 is a wasteful number, since it uses less digits than its factorization.

8682666420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3911160 (or 3911158 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The square root of 8682666420 is about 93180.8264612415. The cubic root of 8682666420 is about 2055.3433019677.

The spelling of 8682666420 in words is "eight billion, six hundred eighty-two million, six hundred sixty-six thousand, four hundred twenty".