2331165552 has 80 divisors (see below), whose sum is σ = 6295311360. Its totient is φ = 741934336.

The previous prime is 2331165533. The next prime is 2331165563. The reversal of 2331165552 is 2555611332.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 745849 + ... + 748967.

It is an arithmetic number, because the mean of its divisors is an integer number (78691392).

Almost surely, 2^2331165552 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 2331165552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3147655680).

2331165552 is an abundant number, since it is smaller than the sum of its proper divisors (3964145808).

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

2331165552 is a wasteful number, since it uses less digits than its factorization.

2331165552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3830 (or 3824 counting only the distinct ones).

The product of its digits is 27000, while the sum is 33.

The square root of 2331165552 is about 48282.1452713112. The cubic root of 2331165552 is about 1325.9415265102.

Adding to 2331165552 its reverse (2555611332), we get a palindrome (4886776884).

The spelling of 2331165552 in words is "two billion, three hundred thirty-one million, one hundred sixty-five thousand, five hundred fifty-two".