4307678646 has 16 divisors (see below), whose sum is σ = 8617420224. Its totient is φ = 1435549064.

The previous prime is 4307678597. The next prime is 4307678657. The reversal of 4307678646 is 6468767034.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58116 + ... + 109511.

It is an arithmetic number, because the mean of its divisors is an integer number (538588764).

Almost surely, 2^4307678646 is an apocalyptic number.

4307678646 is an abundant number, since it is smaller than the sum of its proper divisors (4309741578).

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

4307678646 is a wasteful number, since it uses less digits than its factorization.

4307678646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171915.

The product of its (nonzero) digits is 4064256, while the sum is 51.

The square root of 4307678646 is about 65632.9082549296. The cubic root of 4307678646 is about 1627.1007019934.

The spelling of 4307678646 in words is "four billion, three hundred seven million, six hundred seventy-eight thousand, six hundred forty-six".