240142243443 has 8 divisors (see below), whose sum is σ = 320193484800. Its totient is φ = 160092915528.

The previous prime is 240142243381. The next prime is 240142243447. The reversal of 240142243443 is 344342241042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240142243443 - 2⁹ = 240142242931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240142243447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154123 + ... + 709956.

It is an arithmetic number, because the mean of its divisors is an integer number (40024185600).

Almost surely, 2^240142243443 is an apocalyptic number.

240142243443 is a deficient number, since it is larger than the sum of its proper divisors (80051241357).

240142243443 is an equidigital number, since it uses as much as digits as its factorization.

240142243443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956721.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 240142243443 its reverse (344342241042), we get a palindrome (584484484485).

The spelling of 240142243443 in words is "two hundred forty billion, one hundred forty-two million, two hundred forty-three thousand, four hundred forty-three".