3840201569 has 2 divisors, whose sum is σ = 3840201570. Its totient is φ = 3840201568.

The previous prime is 3840201557. The next prime is 3840201583. The reversal of 3840201569 is 9651020483.

It is a happy number.

3840201569 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., 2988262225 + 851939344 = 54665^2 + 29188^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3840201569 is a prime.

It is a super-2 number, since 2×3840201569² = 29494296181100123522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3840201529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1920100784 + 1920100785.

It is an arithmetic number, because the mean of its divisors is an integer number (1920100785).

Almost surely, 2^3840201569 is an apocalyptic number.

It is an amenable number.

3840201569 is a deficient number, since it is larger than the sum of its proper divisors (1).

3840201569 is an equidigital number, since it uses as much as digits as its factorization.

3840201569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 3840201569 is about 61969.3599208512. The cubic root of 3840201569 is about 1565.9744558477.

The spelling of 3840201569 in words is "three billion, eight hundred forty million, two hundred one thousand, five hundred sixty-nine".