505223405005 has 16 divisors (see below), whose sum is σ = 661530893184. Its totient is φ = 367353244480.

The previous prime is 505223404913. The next prime is 505223405009. The reversal of 505223405005 is 500504322505.

It is a happy number.

It is not a de Polignac number, because 505223405005 - 2¹⁵ = 505223372237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505223405009) 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, 775129 + ... + 1269358.

It is an arithmetic number, because the mean of its divisors is an integer number (41345680824).

Almost surely, 2^505223405005 is an apocalyptic number.

505223405005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

505223405005 is a deficient number, since it is larger than the sum of its proper divisors (156307488179).

505223405005 is a wasteful number, since it uses less digits than its factorization.

505223405005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048996.

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 505223405005 in words is "five hundred five billion, two hundred twenty-three million, four hundred five thousand, five".