846777604668 has 12 divisors (see below), whose sum is σ = 1975814410920. Its totient is φ = 282259201552.

The previous prime is 846777604667. The next prime is 846777604691. The reversal of 846777604668 is 866406777648.

846777604668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846777604667) 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, 35282400183 + ... + 35282400206.

It is an arithmetic number, because the mean of its divisors is an integer number (164651200910).

Almost surely, 2^846777604668 is an apocalyptic number.

It is an amenable number.

846777604668 is an abundant number, since it is smaller than the sum of its proper divisors (1129036806252).

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

846777604668 is a wasteful number, since it uses less digits than its factorization.

846777604668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70564800396 (or 70564800394 counting only the distinct ones).

The product of its (nonzero) digits is 455196672, while the sum is 69.

The spelling of 846777604668 in words is "eight hundred forty-six billion, seven hundred seventy-seven million, six hundred four thousand, six hundred sixty-eight".