3825624772881 has 8 divisors (see below), whose sum is σ = 5667592256160. Its totient is φ = 2550416515236.

The previous prime is 3825624772873. The next prime is 3825624772903. The reversal of 3825624772881 is 1882774265283.

3825624772881 is a `hidden beast` number, since 3 + 8 + 2 + 5 + 62 + 477 + 28 + 81 = 666.

It is not a de Polignac number, because 3825624772881 - 2³ = 3825624772873 is a prime.

It is a super-2 number, since 2×3825624772881² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3825624772381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70844903175 + ... + 70844903228.

It is an arithmetic number, because the mean of its divisors is an integer number (708449032020).

Almost surely, 2^{3825624772881} is an apocalyptic number.

It is an amenable number.

3825624772881 is a deficient number, since it is larger than the sum of its proper divisors (1841967483279).

3825624772881 is a wasteful number, since it uses less digits than its factorization.

3825624772881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141689806412 (or 141689806406 counting only the distinct ones).

The product of its digits is 72253440, while the sum is 63.

The spelling of 3825624772881 in words is "three trillion, eight hundred twenty-five billion, six hundred twenty-four million, seven hundred seventy-two thousand, eight hundred eighty-one".