140322320340 has 48 divisors (see below), whose sum is σ = 394352367360. Its totient is φ = 37281202560.

The previous prime is 140322320321. The next prime is 140322320351. The reversal of 140322320340 is 43023223041.

It is a self number, because there is not a number n which added to its sum of digits gives 140322320340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4298695 + ... + 4331214.

It is an arithmetic number, because the mean of its divisors is an integer number (8215674320).

Almost surely, 2^140322320340 is an apocalyptic number.

140322320340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140322320340 is an abundant number, since it is smaller than the sum of its proper divisors (254030047020).

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

140322320340 is a wasteful number, since it uses less digits than its factorization.

140322320340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8630192 (or 8630190 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 140322320340 its reverse (43023223041), we get a palindrome (183345543381).

The spelling of 140322320340 in words is "one hundred forty billion, three hundred twenty-two million, three hundred twenty thousand, three hundred forty".