240142223140 has 12 divisors (see below), whose sum is σ = 504298668636. Its totient is φ = 96056889248.

The previous prime is 240142223119. The next prime is 240142223171. The reversal of 240142223140 is 41322241042.

It can be written as a sum of positive squares in 2 ways, for example, as 151389471744 + 88752751396 = 389088^2 + 297914^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6003555559 + ... + 6003555598.

It is an arithmetic number, because the mean of its divisors is an integer number (42024889053).

Almost surely, 2^240142223140 is an apocalyptic number.

240142223140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240142223140 is an abundant number, since it is smaller than the sum of its proper divisors (264156445496).

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

240142223140 is a wasteful number, since it uses less digits than its factorization.

240142223140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12007111166 (or 12007111164 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 240142223140 its reverse (41322241042), we get a palindrome (281464464182).

The spelling of 240142223140 in words is "two hundred forty billion, one hundred forty-two million, two hundred twenty-three thousand, one hundred forty".