505212040411 has 16 divisors (see below), whose sum is σ = 551897515008. Its totient is φ = 459647949600.

The previous prime is 505212040379. The next prime is 505212040453. The reversal of 505212040411 is 114040212505.

It is a cyclic number.

It is not a de Polignac number, because 505212040411 - 2⁵ = 505212040379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505212040811) 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, 3177826 + ... + 3333016.

It is an arithmetic number, because the mean of its divisors is an integer number (34493594688).

Almost surely, 2^505212040411 is an apocalyptic number.

505212040411 is a deficient number, since it is larger than the sum of its proper divisors (46685474597).

505212040411 is a wasteful number, since it uses less digits than its factorization.

505212040411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158802.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 505212040411 its reverse (114040212505), we get a palindrome (619252252916).

The spelling of 505212040411 in words is "five hundred five billion, two hundred twelve million, forty thousand, four hundred eleven".