240040431210012 has 96 divisors (see below), whose sum is σ = 579494113787904. Its totient is φ = 77254105881600.

The previous prime is 240040431209989. The next prime is 240040431210071. The reversal of 240040431210012 is 210012134040042.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443892948 + ... + 444433380.

It is an arithmetic number, because the mean of its divisors is an integer number (6036397018624).

Almost surely, 2^{240040431210012} is an apocalyptic number.

It is an amenable number.

240040431210012 is an abundant number, since it is smaller than the sum of its proper divisors (339453682577892).

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

240040431210012 is a wasteful number, since it uses less digits than its factorization.

240040431210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543219 (or 543217 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 240040431210012 its reverse (210012134040042), we get a palindrome (450052565250054).

The spelling of 240040431210012 in words is "two hundred forty trillion, forty billion, four hundred thirty-one million, two hundred ten thousand, twelve".