3278161152 has 216 divisors, whose sum is σ = 11277974400. Its totient is φ = 936520704.

The previous prime is 3278161151. The next prime is 3278161207. The reversal of 3278161152 is 2511618723.

3278161152 is a `hidden beast` number, since 32 + 7 + 8 + 1 + 611 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3278161151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 333849 + ... + 343527.

Almost surely, 2^3278161152 is an apocalyptic number.

3278161152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3278161152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5638987200).

3278161152 is an abundant number, since it is smaller than the sum of its proper divisors (7999813248).

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

3278161152 is an equidigital number, since it uses as much as digits as its factorization.

3278161152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9718 (or 9691 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 3278161152 is about 57255.2281630246. The cubic root of 3278161152 is about 1485.5140593513.

Adding to 3278161152 its reverse (2511618723), we get a palindrome (5789779875).

The spelling of 3278161152 in words is "three billion, two hundred seventy-eight million, one hundred sixty-one thousand, one hundred fifty-two".