84666195004772 has 12 divisors (see below), whose sum is σ = 148165914718080. Its totient is φ = 42333076513896.

The previous prime is 84666195004771. The next prime is 84666195004777. The reversal of 84666195004772 is 27740059166648.

It is a junction number, because it is equal to n+sod(n) for n = 84666195004699 and 84666195004708.

It is not an unprimeable number, because it can be changed into a prime (84666195004771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7011233 + ... + 14781399.

It is an arithmetic number, because the mean of its divisors is an integer number (12347159559840).

Almost surely, 2^{84666195004772} is an apocalyptic number.

It is an amenable number.

84666195004772 is a deficient number, since it is larger than the sum of its proper divisors (63499719713308).

84666195004772 is a wasteful number, since it uses less digits than its factorization.

84666195004772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10494250 (or 10494248 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 65.

The spelling of 84666195004772 in words is "eighty-four trillion, six hundred sixty-six billion, one hundred ninety-five million, four thousand, seven hundred seventy-two".