140443004430 has 48 divisors (see below), whose sum is σ = 365402428560. Its totient is φ = 37425763584.

The previous prime is 140443004423. The next prime is 140443004431. The reversal of 140443004430 is 34400344041.

It is a junction number, because it is equal to n+sod(n) for n = 140443004394 and 140443004403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140443004431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 403467 + ... + 666086.

It is an arithmetic number, because the mean of its divisors is an integer number (7612550595).

Almost surely, 2^140443004430 is an apocalyptic number.

140443004430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140443004430 is an abundant number, since it is smaller than the sum of its proper divisors (224959424130).

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

140443004430 is a wasteful number, since it uses less digits than its factorization.

140443004430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071025 (or 1071022 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 140443004430 its reverse (34400344041), we get a palindrome (174843348471).

The spelling of 140443004430 in words is "one hundred forty billion, four hundred forty-three million, four thousand, four hundred thirty".