140304110340340 has 24 divisors (see below), whose sum is σ = 297676143385992. Its totient is φ = 55543070484480.

The previous prime is 140304110340319. The next prime is 140304110340377. The reversal of 140304110340340 is 43043011403041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3544059024 + 140300566281316 = 59532^2 + 11844854^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140304110340299 and 140304110340308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36160851241 + ... + 36160855120.

It is an arithmetic number, because the mean of its divisors is an integer number (12403172641083).

Almost surely, 2^{140304110340340} is an apocalyptic number.

140304110340340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140304110340340 is an abundant number, since it is smaller than the sum of its proper divisors (157372033045652).

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

140304110340340 is a wasteful number, since it uses less digits than its factorization.

140304110340340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72321706467 (or 72321706465 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 140304110340340 its reverse (43043011403041), we get a palindrome (183347121743381).

The spelling of 140304110340340 in words is "one hundred forty trillion, three hundred four billion, one hundred ten million, three hundred forty thousand, three hundred forty".