2321324053640 has 32 divisors (see below), whose sum is σ = 5223774807000. Its totient is φ = 928388166144.

The previous prime is 2321324053627. The next prime is 2321324053679. The reversal of 2321324053640 is 463504231232.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1833949726756 + 487374326884 = 1354234^2 + 698122^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2321324053640.

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 in 7 ways as a sum of consecutive naturals, for example, 4154435 + ... + 4679954.

Almost surely, 2^{2321324053640} is an apocalyptic number.

2321324053640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321324053640 is an abundant number, since it is smaller than the sum of its proper divisors (2902450753360).

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

2321324053640 is a wasteful number, since it uses less digits than its factorization.

2321324053640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8840969 (or 8840965 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 2321324053640 its reverse (463504231232), we get a palindrome (2784828284872).

The spelling of 2321324053640 in words is "two trillion, three hundred twenty-one billion, three hundred twenty-four million, fifty-three thousand, six hundred forty".