505301323442 has 8 divisors (see below), whose sum is σ = 758685726876. Its totient is φ = 252406081152.

The previous prime is 505301323409. The next prime is 505301323459. The reversal of 505301323442 is 244323103505.

It can be written as a sum of positive squares in 2 ways, for example, as 502055856481 + 3245466961 = 708559^2 + 56969^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 505301323399 and 505301323408.

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, 122287703 + ... + 122291834.

Almost surely, 2^505301323442 is an apocalyptic number.

505301323442 is a deficient number, since it is larger than the sum of its proper divisors (253384403434).

505301323442 is a wasteful number, since it uses less digits than its factorization.

505301323442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244580572.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 505301323442 its reverse (244323103505), we get a palindrome (749624426947).

The spelling of 505301323442 in words is "five hundred five billion, three hundred one million, three hundred twenty-three thousand, four hundred forty-two".