505440341112432 has 40 divisors (see below), whose sum is σ = 1424422779500160. Its totient is φ = 153163739730880.

The previous prime is 505440341112409. The next prime is 505440341112433. The reversal of 505440341112432 is 234211143044505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505440341112433) 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, 478636686132 + ... + 478636687187.

It is an arithmetic number, because the mean of its divisors is an integer number (35610569487504).

Almost surely, 2^{505440341112432} is an apocalyptic number.

It is an amenable number.

505440341112432 is an abundant number, since it is smaller than the sum of its proper divisors (918982438387728).

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

505440341112432 is a wasteful number, since it uses less digits than its factorization.

505440341112432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957273373341 (or 957273373335 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

Adding to 505440341112432 its reverse (234211143044505), we get a palindrome (739651484156937).

The spelling of 505440341112432 in words is "five hundred five trillion, four hundred forty billion, three hundred forty-one million, one hundred twelve thousand, four hundred thirty-two".