2323311564 has 96 divisors (see below), whose sum is σ = 6619217920. Its totient is φ = 619451712.

The previous prime is 2323311559. The next prime is 2323311589. The reversal of 2323311564 is 4651133232.

It is a super-2 number, since 2×2323311564² = 10795553246832252192, which contains 22 as substring.

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, 96069 + ... + 117795.

Almost surely, 2^2323311564 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 2323311564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3309608960).

2323311564 is an abundant number, since it is smaller than the sum of its proper divisors (4295906356).

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

2323311564 is a wasteful number, since it uses less digits than its factorization.

2323311564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21827 (or 21825 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 2323311564 is about 48200.7423594284. The cubic root of 2323311564 is about 1324.4507635105.

Adding to 2323311564 its reverse (4651133232), we get a palindrome (6974444796).

The spelling of 2323311564 in words is "two billion, three hundred twenty-three million, three hundred eleven thousand, five hundred sixty-four".