4767686478 has 48 divisors (see below), whose sum is σ = 11030947200. Its totient is φ = 1484925120.

The previous prime is 4767686459. The next prime is 4767686489. The reversal of 4767686478 is 8746867674.

4767686478 is a `hidden beast` number, since 47 + 67 + 68 + 6 + 478 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131133 + ... + 163496.

It is an arithmetic number, because the mean of its divisors is an integer number (229811400).

Almost surely, 2^4767686478 is an apocalyptic number.

4767686478 is an abundant number, since it is smaller than the sum of its proper divisors (6263260722).

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

4767686478 is a wasteful number, since it uses less digits than its factorization.

4767686478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294697 (or 294694 counting only the distinct ones).

The product of its digits is 75866112, while the sum is 63.

The square root of 4767686478 is about 69048.4357389796. The cubic root of 4767686478 is about 1683.0714877971.

The spelling of 4767686478 in words is "four billion, seven hundred sixty-seven million, six hundred eighty-six thousand, four hundred seventy-eight".