505223525494 has 8 divisors (see below), whose sum is σ = 758510122680. Its totient is φ = 252386817936.

The previous prime is 505223525467. The next prime is 505223525501. The reversal of 505223525494 is 494525322505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112469599 + ... + 112474090.

It is an arithmetic number, because the mean of its divisors is an integer number (94813765335).

Almost surely, 2^505223525494 is an apocalyptic number.

505223525494 is a deficient number, since it is larger than the sum of its proper divisors (253286597186).

505223525494 is a wasteful number, since it uses less digits than its factorization.

505223525494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224944814.

The product of its (nonzero) digits is 2160000, while the sum is 46.

Adding to 505223525494 its reverse (494525322505), we get a palindrome (999748847999).

The spelling of 505223525494 in words is "five hundred five billion, two hundred twenty-three million, five hundred twenty-five thousand, four hundred ninety-four".