505406311214 has 16 divisors (see below), whose sum is σ = 894359556096. Its totient is φ = 209615520600.

The previous prime is 505406311213. The next prime is 505406311231. The reversal of 505406311214 is 412113604505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505406311213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582264902 + ... + 582265769.

It is an arithmetic number, because the mean of its divisors is an integer number (55897472256).

Almost surely, 2^505406311214 is an apocalyptic number.

505406311214 is a deficient number, since it is larger than the sum of its proper divisors (388953244882).

505406311214 is a wasteful number, since it uses less digits than its factorization.

505406311214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164530711.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 505406311214 its reverse (412113604505), we get a palindrome (917519915719).

The spelling of 505406311214 in words is "five hundred five billion, four hundred six million, three hundred eleven thousand, two hundred fourteen".