140443414420 has 48 divisors (see below), whose sum is σ = 295702948800. Its totient is φ = 56030561280.

The previous prime is 140443414417. The next prime is 140443414421. The reversal of 140443414420 is 24414344041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140443414421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12833311 + ... + 12844249.

It is an arithmetic number, because the mean of its divisors is an integer number (6160478100).

Almost surely, 2^140443414420 is an apocalyptic number.

140443414420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140443414420 is an abundant number, since it is smaller than the sum of its proper divisors (155259534380).

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

140443414420 is a wasteful number, since it uses less digits than its factorization.

140443414420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12568 (or 12566 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 140443414420 its reverse (24414344041), we get a palindrome (164857758461).

The spelling of 140443414420 in words is "one hundred forty billion, four hundred forty-three million, four hundred fourteen thousand, four hundred twenty".