505225240434 has 64 divisors (see below), whose sum is σ = 1130248828800. Its totient is φ = 167280220224.

The previous prime is 505225240411. The next prime is 505225240439. The reversal of 505225240434 is 434042522505.

505225240434 is a `hidden beast` number, since 5 + 0 + 522 + 52 + 40 + 43 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (505225240439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31436869 + ... + 31452935.

It is an arithmetic number, because the mean of its divisors is an integer number (17660137950).

Almost surely, 2^505225240434 is an apocalyptic number.

505225240434 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

505225240434 is an abundant number, since it is smaller than the sum of its proper divisors (625023588366).

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

505225240434 is a wasteful number, since it uses less digits than its factorization.

505225240434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19944 (or 19938 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 505225240434 its reverse (434042522505), we get a palindrome (939267762939).

The spelling of 505225240434 in words is "five hundred five billion, two hundred twenty-five million, two hundred forty thousand, four hundred thirty-four".