3825541281 has 16 divisors (see below), whose sum is σ = 5176353600. Its totient is φ = 2512807488.

The previous prime is 3825541253. The next prime is 3825541393. The reversal of 3825541281 is 1821455283.

3825541281 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3825541281 - 2⁵ = 3825541249 is a prime.

It is a super-2 number, since 2×3825541281² = 29269532185270241922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3825541241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25855 + ... + 91211.

It is an arithmetic number, because the mean of its divisors is an integer number (323522100).

Almost surely, 2^3825541281 is an apocalyptic number.

It is an amenable number.

3825541281 is a deficient number, since it is larger than the sum of its proper divisors (1350812319).

3825541281 is a wasteful number, since it uses less digits than its factorization.

3825541281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65648.

The product of its digits is 76800, while the sum is 39.

The square root of 3825541281 is about 61850.9602269844. The cubic root of 3825541281 is about 1563.9791688421.

The spelling of 3825541281 in words is "three billion, eight hundred twenty-five million, five hundred forty-one thousand, two hundred eighty-one".