3656323361 has 2 divisors, whose sum is σ = 3656323362. Its totient is φ = 3656323360.

The previous prime is 3656323343. The next prime is 3656323439. The reversal of 3656323361 is 1633236563.

3656323361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3514236961 + 142086400 = 59281^2 + 11920^2 .

It is a cyclic number.

It is not a de Polignac number, because 3656323361 - 2¹⁰ = 3656322337 is a prime.

It is not a weakly prime, because it can be changed into another prime (3656323301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1828161680 + 1828161681.

It is an arithmetic number, because the mean of its divisors is an integer number (1828161681).

Almost surely, 2^3656323361 is an apocalyptic number.

It is an amenable number.

3656323361 is a deficient number, since it is larger than the sum of its proper divisors (1).

3656323361 is an equidigital number, since it uses as much as digits as its factorization.

3656323361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 38.

The square root of 3656323361 is about 60467.5397300072. The cubic root of 3656323361 is about 1540.5703404148.

The spelling of 3656323361 in words is "three billion, six hundred fifty-six million, three hundred twenty-three thousand, three hundred sixty-one".