4657643078 has 48 divisors (see below), whose sum is σ = 8024017680. Its totient is φ = 2023560000.

The previous prime is 4657643069. The next prime is 4657643093. The reversal of 4657643078 is 8703467564.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 705533 + ... + 712103.

It is an arithmetic number, because the mean of its divisors is an integer number (167167035).

Almost surely, 2^4657643078 is an apocalyptic number.

4657643078 is a deficient number, since it is larger than the sum of its proper divisors (3366374602).

4657643078 is a wasteful number, since it uses less digits than its factorization.

4657643078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6725 (or 6714 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 50.

The square root of 4657643078 is about 68246.9272421843. The cubic root of 4657643078 is about 1670.0215229038.

The spelling of 4657643078 in words is "four billion, six hundred fifty-seven million, six hundred forty-three thousand, seventy-eight".