140243342433040 has 80 divisors (see below), whose sum is σ = 406523558862720. Its totient is φ = 43712210626560.

The previous prime is 140243342433023. The next prime is 140243342433043. The reversal of 140243342433040 is 40334243342041.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (140243342433043) 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, 11383382025 + ... + 11383394344.

It is an arithmetic number, because the mean of its divisors is an integer number (5081544485784).

Almost surely, 2^{140243342433040} is an apocalyptic number.

140243342433040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140243342433040 is an abundant number, since it is smaller than the sum of its proper divisors (266280216429680).

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

140243342433040 is a wasteful number, since it uses less digits than its factorization.

140243342433040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22766776400 (or 22766776394 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 140243342433040 its reverse (40334243342041), we get a palindrome (180577585775081).

Subtracting from 140243342433040 its reverse (40334243342041), we obtain a palindrome (99909099090999).

The spelling of 140243342433040 in words is "one hundred forty trillion, two hundred forty-three billion, three hundred forty-two million, four hundred thirty-three thousand, forty".