140141021442440 has 32 divisors (see below), whose sum is σ = 323839387390680. Its totient is φ = 54541370506752.

The previous prime is 140141021442437. The next prime is 140141021442449. The reversal of 140141021442440 is 44244120141041.

140141021442440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 102949392374404 + 37191629068036 = 10146398^2 + 6098494^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140141021442397 and 140141021442406.

It is not an unprimeable number, because it can be changed into a prime (140141021442449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47344938197 + ... + 47344941156.

Almost surely, 2^{140141021442440} is an apocalyptic number.

140141021442440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140141021442440 is an abundant number, since it is smaller than the sum of its proper divisors (183698365948240).

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

140141021442440 is a wasteful number, since it uses less digits than its factorization.

140141021442440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94689879401 (or 94689879397 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

Adding to 140141021442440 its reverse (44244120141041), we get a palindrome (184385141583481).

The spelling of 140141021442440 in words is "one hundred forty trillion, one hundred forty-one billion, twenty-one million, four hundred forty-two thousand, four hundred forty".