4656769209 has 12 divisors (see below), whose sum is σ = 6728228052. Its totient is φ = 3103689600.

The previous prime is 4656769189. The next prime is 4656769283. The reversal of 4656769209 is 9029676564.

It can be written as a sum of positive squares in 2 ways, for example, as 3607203600 + 1049565609 = 60060^2 + 32397^2 .

It is not a de Polignac number, because 4656769209 - 2²⁵ = 4623214777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4656769289) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31732 + ... + 101589.

It is an arithmetic number, because the mean of its divisors is an integer number (560685671).

Almost surely, 2^4656769209 is an apocalyptic number.

It is an amenable number.

4656769209 is a deficient number, since it is larger than the sum of its proper divisors (2071458843).

4656769209 is a wasteful number, since it uses less digits than its factorization.

4656769209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137208 (or 137205 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The square root of 4656769209 is about 68240.5246829184. The cubic root of 4656769209 is about 1669.9170729854.

The spelling of 4656769209 in words is "four billion, six hundred fifty-six million, seven hundred sixty-nine thousand, two hundred nine".