140032122320440 has 64 divisors (see below), whose sum is σ = 366876611616960. Its totient is φ = 47105145185280.

The previous prime is 140032122320423. The next prime is 140032122320443. The reversal of 140032122320440 is 44023221230041.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 140032122320399 and 140032122320408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140032122320443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4718048581 + ... + 4718078260.

It is an arithmetic number, because the mean of its divisors is an integer number (5732447056515).

Almost surely, 2^{140032122320440} is an apocalyptic number.

140032122320440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140032122320440 is an abundant number, since it is smaller than the sum of its proper divisors (226844489296520).

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

140032122320440 is a wasteful number, since it uses less digits than its factorization.

140032122320440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9436126912 (or 9436126908 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 140032122320440 its reverse (44023221230041), we get a palindrome (184055343550481).

The spelling of 140032122320440 in words is "one hundred forty trillion, thirty-two billion, one hundred twenty-two million, three hundred twenty thousand, four hundred forty".