140353234501440 has 112 divisors (see below), whose sum is σ = 445870614723840. Its totient is φ = 37406607820800.

The previous prime is 140353234501433. The next prime is 140353234501471. The reversal of 140353234501440 is 44105432353041.

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, 39143736 + ... + 42578615.

Almost surely, 2^{140353234501440} is an apocalyptic number.

140353234501440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140353234501440 is an abundant number, since it is smaller than the sum of its proper divisors (305517380222400).

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

140353234501440 is a wasteful number, since it uses less digits than its factorization.

140353234501440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81724160 (or 81724150 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 140353234501440 its reverse (44105432353041), we get a palindrome (184458666854481).

The spelling of 140353234501440 in words is "one hundred forty trillion, three hundred fifty-three billion, two hundred thirty-four million, five hundred one thousand, four hundred forty".