4657643079 has 4 divisors (see below), whose sum is σ = 6210190776. Its totient is φ = 3105095384.

The previous prime is 4657643069. The next prime is 4657643093. The reversal of 4657643079 is 9703467564.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4657643079 - 2⁴ = 4657643063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4657643069) 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, 776273844 + ... + 776273849.

It is an arithmetic number, because the mean of its divisors is an integer number (1552547694).

Almost surely, 2^4657643079 is an apocalyptic number.

4657643079 is a deficient number, since it is larger than the sum of its proper divisors (1552547697).

4657643079 is a wasteful number, since it uses less digits than its factorization.

4657643079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552547696.

The product of its (nonzero) digits is 3810240, while the sum is 51.

The square root of 4657643079 is about 68246.9272495107. The cubic root of 4657643079 is about 1670.0215230233.

The spelling of 4657643079 in words is "four billion, six hundred fifty-seven million, six hundred forty-three thousand, seventy-nine".