140143313420 has 48 divisors (see below), whose sum is σ = 335014541568. Its totient is φ = 48745498560.

The previous prime is 140143313413. The next prime is 140143313449. The reversal of 140143313420 is 24313341041.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 140143313420.

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 in 15 ways as a sum of consecutive naturals, for example, 13843094 + ... + 13853213.

It is an arithmetic number, because the mean of its divisors is an integer number (6979469616).

Almost surely, 2^140143313420 is an apocalyptic number.

140143313420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140143313420 is an abundant number, since it is smaller than the sum of its proper divisors (194871228148).

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

140143313420 is a wasteful number, since it uses less digits than its factorization.

140143313420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27696350 (or 27696348 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 140143313420 its reverse (24313341041), we get a palindrome (164456654461).

The spelling of 140143313420 in words is "one hundred forty billion, one hundred forty-three million, three hundred thirteen thousand, four hundred twenty".