866786483046604 has 48 divisors (see below), whose sum is σ = 1660654069996320. Its totient is φ = 394231586570240.

The previous prime is 866786483046577. The next prime is 866786483046613. The reversal of 866786483046604 is 406640384687668.

It is a happy 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, 1452500869 + ... + 1453097500.

It is an arithmetic number, because the mean of its divisors is an integer number (34596959791590).

Almost surely, 2^{866786483046604} is an apocalyptic number.

It is an amenable number.

866786483046604 is a deficient number, since it is larger than the sum of its proper divisors (793867586949716).

866786483046604 is a wasteful number, since it uses less digits than its factorization.

866786483046604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905598538 (or 2905598536 counting only the distinct ones).

The product of its (nonzero) digits is 5350883328, while the sum is 76.

The spelling of 866786483046604 in words is "eight hundred sixty-six trillion, seven hundred eighty-six billion, four hundred eighty-three million, forty-six thousand, six hundred four".