140443123100240 has 20 divisors (see below), whose sum is σ = 326530261208244. Its totient is φ = 56177249240064.

The previous prime is 140443123100219. The next prime is 140443123100251. The reversal of 140443123100240 is 42001321344041.

It can be written as a sum of positive squares in 2 ways, for example, as 32881416629824 + 107561706470416 = 5734232^2 + 10371196^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×140443123100240² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 877769519297 + ... + 877769519456.

Almost surely, 2^{140443123100240} is an apocalyptic number.

140443123100240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140443123100240 is an abundant number, since it is smaller than the sum of its proper divisors (186087138108004).

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

140443123100240 is a wasteful number, since it uses less digits than its factorization.

140443123100240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755539038766 (or 1755539038760 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 140443123100240 its reverse (42001321344041), we get a palindrome (182444444444281).

The spelling of 140443123100240 in words is "one hundred forty trillion, four hundred forty-three billion, one hundred twenty-three million, one hundred thousand, two hundred forty".