3827130561 has 6 divisors (see below), whose sum is σ = 5528077490. Its totient is φ = 2551420368.

The previous prime is 3827130529. The next prime is 3827130569. The reversal of 3827130561 is 1650317283.

3827130561 is a `hidden beast` number, since 3 + 82 + 7 + 13 + 0 + 561 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3691291536 + 135839025 = 60756^2 + 11655^2 .

It is not a de Polignac number, because 3827130561 - 2⁵ = 3827130529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3827130569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 212618356 + ... + 212618373.

Almost surely, 2^3827130561 is an apocalyptic number.

It is an amenable number.

3827130561 is a deficient number, since it is larger than the sum of its proper divisors (1700946929).

3827130561 is a wasteful number, since it uses less digits than its factorization.

3827130561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425236735 (or 425236732 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 3827130561 is about 61863.8065511653. The cubic root of 3827130561 is about 1564.1957183014.

The spelling of 3827130561 in words is "three billion, eight hundred twenty-seven million, one hundred thirty thousand, five hundred sixty-one".