2303440450464 has 48 divisors (see below), whose sum is σ = 6114469757760. Its totient is φ = 759186362880.

The previous prime is 2303440450463. The next prime is 2303440450483. The reversal of 2303440450464 is 4640540443032.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (2303440450463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134790172 + ... + 134807259.

It is an arithmetic number, because the mean of its divisors is an integer number (127384786620).

Almost surely, 2^{2303440450464} is an apocalyptic number.

2303440450464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2303440450464 is an abundant number, since it is smaller than the sum of its proper divisors (3811029307296).

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

2303440450464 is a wasteful number, since it uses less digits than its factorization.

2303440450464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269597533 (or 269597525 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 39.

Adding to 2303440450464 its reverse (4640540443032), we get a palindrome (6943980893496).

The spelling of 2303440450464 in words is "two trillion, three hundred three billion, four hundred forty million, four hundred fifty thousand, four hundred sixty-four".