3821153216 has 56 divisors (see below), whose sum is σ = 7972897440. Its totient is φ = 1814400000.

The previous prime is 3821153209. The next prime is 3821153263. The reversal of 3821153216 is 6123511283.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96341 + ... + 130091.

Almost surely, 2^3821153216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3821153216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3986448720).

3821153216 is an abundant number, since it is smaller than the sum of its proper divisors (4151744224).

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

3821153216 is a wasteful number, since it uses less digits than its factorization.

3821153216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33853 (or 33843 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 3821153216 is about 61815.4771558062. The cubic root of 3821153216 is about 1563.3809556382.

Adding to 3821153216 its reverse (6123511283), we get a palindrome (9944664499).

The spelling of 3821153216 in words is "three billion, eight hundred twenty-one million, one hundred fifty-three thousand, two hundred sixteen".