140443144232 has 8 divisors (see below), whose sum is σ = 263330895450. Its totient is φ = 70221572112.

The previous prime is 140443144223. The next prime is 140443144243. The reversal of 140443144232 is 232441344041.

It can be written as a sum of positive squares in only one way, i.e., 124449495076 + 15993649156 = 352774^2 + 126466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8777696507 + ... + 8777696522.

Almost surely, 2^140443144232 is an apocalyptic number.

It is an amenable number.

140443144232 is a deficient number, since it is larger than the sum of its proper divisors (122887751218).

140443144232 is a wasteful number, since it uses less digits than its factorization.

140443144232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17555393035 (or 17555393031 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 140443144232 its reverse (232441344041), we get a palindrome (372884488273).

The spelling of 140443144232 in words is "one hundred forty billion, four hundred forty-three million, one hundred forty-four thousand, two hundred thirty-two".