140240444443 has 4 divisors (see below), whose sum is σ = 152989575768. Its totient is φ = 127491313120.

The previous prime is 140240444441. The next prime is 140240444483. The reversal of 140240444443 is 344444042041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140240444443 - 2¹ = 140240444441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140240444399 and 140240444408.

It is not an unprimeable number, because it can be changed into a prime (140240444441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6374565646 + ... + 6374565667.

It is an arithmetic number, because the mean of its divisors is an integer number (38247393942).

Almost surely, 2^140240444443 is an apocalyptic number.

140240444443 is a deficient number, since it is larger than the sum of its proper divisors (12749131325).

140240444443 is a wasteful number, since it uses less digits than its factorization.

140240444443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12749131324.

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 140240444443 its reverse (344444042041), we get a palindrome (484684486484).

The spelling of 140240444443 in words is "one hundred forty billion, two hundred forty million, four hundred forty-four thousand, four hundred forty-three".