5665702369 has 2 divisors, whose sum is σ = 5665702370. Its totient is φ = 5665702368.

The previous prime is 5665702337. The next prime is 5665702417. The reversal of 5665702369 is 9632075665.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4310579025 + 1355123344 = 65655^2 + 36812^2 .

It is a cyclic number.

It is not a de Polignac number, because 5665702369 - 2⁵ = 5665702337 is a prime.

It is a super-2 number, since 2×5665702369² = 64200366668184424322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5665705369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832851184 + 2832851185.

It is an arithmetic number, because the mean of its divisors is an integer number (2832851185).

Almost surely, 2^5665702369 is an apocalyptic number.

It is an amenable number.

5665702369 is a deficient number, since it is larger than the sum of its proper divisors (1).

5665702369 is an equidigital number, since it uses as much as digits as its factorization.

5665702369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2041200, while the sum is 49.

The square root of 5665702369 is about 75270.8600256434. The cubic root of 5665702369 is about 1782.7259466766.

The spelling of 5665702369 in words is "five billion, six hundred sixty-five million, seven hundred two thousand, three hundred sixty-nine".