4352656565657 has 4 divisors (see below), whose sum is σ = 4359322196580. Its totient is φ = 4345990934736.

The previous prime is 4352656565611. The next prime is 4352656565671. The reversal of 4352656565657 is 7565656562534.

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

It can be written as a sum of positive squares in 2 ways, for example, as 937389939721 + 3415266625936 = 968189^2 + 1848044^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4352656565657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4352656565593 and 4352656565602.

It is not an unprimeable number, because it can be changed into a prime (4352656564657) 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, 3332814482 + ... + 3332815787.

It is an arithmetic number, because the mean of its divisors is an integer number (1089830549145).

Almost surely, 2^{4352656565657} is an apocalyptic number.

It is an amenable number.

4352656565657 is a deficient number, since it is larger than the sum of its proper divisors (6665630923).

4352656565657 is an equidigital number, since it uses as much as digits as its factorization.

4352656565657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665630922.

The product of its digits is 680400000, while the sum is 65.

The spelling of 4352656565657 in words is "four trillion, three hundred fifty-two billion, six hundred fifty-six million, five hundred sixty-five thousand, six hundred fifty-seven".