3825803556 has 48 divisors (see below), whose sum is σ = 10502210880. Its totient is φ = 1200251520.

The previous prime is 3825803519. The next prime is 3825803557. The reversal of 3825803556 is 6553085283.

3825803556 is a `hidden beast` number, since 38 + 2 + 580 + 35 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (3825803557) 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, 1040050 + ... + 1043721.

It is an arithmetic number, because the mean of its divisors is an integer number (218796060).

Almost surely, 2^3825803556 is an apocalyptic number.

3825803556 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3825803556 is an abundant number, since it is smaller than the sum of its proper divisors (6676407324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3825803556 is a wasteful number, since it uses less digits than its factorization.

3825803556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083801 (or 2083793 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The square root of 3825803556 is about 61853.0804083354. The cubic root of 3825803556 is about 1564.0149096025.

The spelling of 3825803556 in words is "three billion, eight hundred twenty-five million, eight hundred three thousand, five hundred fifty-six".