140232443442 has 192 divisors, whose sum is σ = 376889345280. Its totient is φ = 33828254208.

The previous prime is 140232443383. The next prime is 140232443447. The reversal of 140232443442 is 244344232041.

It is not an unprimeable number, because it can be changed into a prime (140232443447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5703808 + ... + 5728340.

It is an arithmetic number, because the mean of its divisors is an integer number (1962965340).

Almost surely, 2^140232443442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140232443442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188444672640).

140232443442 is an abundant number, since it is smaller than the sum of its proper divisors (236656901838).

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

140232443442 is a wasteful number, since it uses less digits than its factorization.

140232443442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24625 (or 24606 counting only the distinct ones).

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

Adding to 140232443442 its reverse (244344232041), we get a palindrome (384576675483).

The spelling of 140232443442 in words is "one hundred forty billion, two hundred thirty-two million, four hundred forty-three thousand, four hundred forty-two".