2331423664 has 10 divisors (see below), whose sum is σ = 4517133380. Its totient is φ = 1165711824.

The previous prime is 2331423547. The next prime is 2331423701. The reversal of 2331423664 is 4663241332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72856974 + ... + 72857005.

It is an arithmetic number, because the mean of its divisors is an integer number (451713338).

Almost surely, 2^2331423664 is an apocalyptic number.

It is an amenable number.

2331423664 is a deficient number, since it is larger than the sum of its proper divisors (2185709716).

2331423664 is a wasteful number, since it uses less digits than its factorization.

2331423664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145713987 (or 145713981 counting only the distinct ones).

The product of its digits is 62208, while the sum is 34.

The square root of 2331423664 is about 48284.8181522930. The cubic root of 2331423664 is about 1325.9904618005.

Adding to 2331423664 its reverse (4663241332), we get a palindrome (6994664996).

The spelling of 2331423664 in words is "two billion, three hundred thirty-one million, four hundred twenty-three thousand, six hundred sixty-four".