2323440132442 has 32 divisors (see below), whose sum is σ = 4095975703680. Its totient is φ = 974507661120.

The previous prime is 2323440132379. The next prime is 2323440132449. The reversal of 2323440132442 is 2442310443232.

It is a junction number, because it is equal to n+sod(n) for n = 2323440132398 and 2323440132407.

It is not an unprimeable number, because it can be changed into a prime (2323440132449) 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 15 ways as a sum of consecutive naturals, for example, 738142 + ... + 2278537.

It is an arithmetic number, because the mean of its divisors is an integer number (127999240740).

Almost surely, 2^{2323440132442} is an apocalyptic number.

2323440132442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2323440132442 is a deficient number, since it is larger than the sum of its proper divisors (1772535571238).

2323440132442 is a wasteful number, since it uses less digits than its factorization.

2323440132442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019398.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 2323440132442 its reverse (2442310443232), we get a palindrome (4765750575674).

The spelling of 2323440132442 in words is "two trillion, three hundred twenty-three billion, four hundred forty million, one hundred thirty-two thousand, four hundred forty-two".