505410140220 has 48 divisors (see below), whose sum is σ = 1421328118560. Its totient is φ = 134187492096.

The previous prime is 505410140219. The next prime is 505410140227. The reversal of 505410140220 is 22041014505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505410140227) 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, 18378187 + ... + 18405666.

It is an arithmetic number, because the mean of its divisors is an integer number (29611002470).

Almost surely, 2^505410140220 is an apocalyptic number.

It is an amenable number.

505410140220 is an abundant number, since it is smaller than the sum of its proper divisors (915917978340).

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

505410140220 is a wasteful number, since it uses less digits than its factorization.

505410140220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36784094 (or 36784092 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 505410140220 its reverse (22041014505), we get a palindrome (527451154725).

The spelling of 505410140220 in words is "five hundred five billion, four hundred ten million, one hundred forty thousand, two hundred twenty".