140443433320 has 32 divisors (see below), whose sum is σ = 316490758920. Its totient is φ = 56089722880.

The previous prime is 140443433309. The next prime is 140443433321. The reversal of 140443433320 is 23334344041.

It can be written as a sum of positive squares in 4 ways, for example, as 137888939556 + 2554493764 = 371334^2 + 50542^2 .

It is not an unprimeable number, because it can be changed into a prime (140443433321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2713117 + ... + 2764396.

Almost surely, 2^140443433320 is an apocalyptic number.

140443433320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140443433320 is an abundant number, since it is smaller than the sum of its proper divisors (176047325600).

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

140443433320 is a wasteful number, since it uses less digits than its factorization.

140443433320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5478165 (or 5478161 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 140443433320 its reverse (23334344041), we get a palindrome (163777777361).

The spelling of 140443433320 in words is "one hundred forty billion, four hundred forty-three million, four hundred thirty-three thousand, three hundred twenty".