2321563145464 has 32 divisors (see below), whose sum is σ = 4355516496240. Its totient is φ = 1160092281600.

The previous prime is 2321563145323. The next prime is 2321563145483. The reversal of 2321563145464 is 4645413651232.

2321563145464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154136494 + ... + 154151554.

Almost surely, 2^{2321563145464} is an apocalyptic number.

It is an amenable number.

2321563145464 is a deficient number, since it is larger than the sum of its proper divisors (2033953350776).

2321563145464 is a wasteful number, since it uses less digits than its factorization.

2321563145464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25231 (or 25227 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

Adding to 2321563145464 its reverse (4645413651232), we get a palindrome (6966976796696).

The spelling of 2321563145464 in words is "two trillion, three hundred twenty-one billion, five hundred sixty-three million, one hundred forty-five thousand, four hundred sixty-four".