3261340152 has 128 divisors (see below), whose sum is σ = 10573977600. Its totient is φ = 911965824.

The previous prime is 3261340133. The next prime is 3261340183. The reversal of 3261340152 is 2510431623.

3261340152 is a `hidden beast` number, since 3 + 2 + 613 + 40 + 1 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48118 + ... + 94010.

It is an arithmetic number, because the mean of its divisors is an integer number (82609200).

Almost surely, 2^3261340152 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 3261340152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5286988800).

3261340152 is an abundant number, since it is smaller than the sum of its proper divisors (7312637448).

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

3261340152 is a wasteful number, since it uses less digits than its factorization.

3261340152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45962 (or 45952 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 3261340152 is about 57108.1443578760. The cubic root of 3261340152 is about 1482.9688627683.

Adding to 3261340152 its reverse (2510431623), we get a palindrome (5771771775).

The spelling of 3261340152 in words is "three billion, two hundred sixty-one million, three hundred forty thousand, one hundred fifty-two".