4768678164 has 12 divisors (see below), whose sum is σ = 11126915744. Its totient is φ = 1589559384.

The previous prime is 4768678163. The next prime is 4768678171. The reversal of 4768678164 is 4618768674.

It is a happy number.

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 (4768678163) 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, 198694912 + ... + 198694935.

Almost surely, 2^4768678164 is an apocalyptic number.

It is an amenable number.

4768678164 is an abundant number, since it is smaller than the sum of its proper divisors (6358237580).

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

4768678164 is a wasteful number, since it uses less digits than its factorization.

4768678164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397389854 (or 397389852 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 57.

The square root of 4768678164 is about 69055.6164551443. The cubic root of 4768678164 is about 1683.1881735124.

The spelling of 4768678164 in words is "four billion, seven hundred sixty-eight million, six hundred seventy-eight thousand, one hundred sixty-four".