505002426361 has 8 divisors (see below), whose sum is σ = 520312407944. Its totient is φ = 489919259520.

The previous prime is 505002426353. The next prime is 505002426407. The reversal of 505002426361 is 163624200505.

It can be written as a sum of positive squares in 4 ways, for example, as 3256870761 + 501745555600 = 57069^2 + 708340^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 505002426361 - 2³ = 505002426353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505002426661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56699166 + ... + 56708071.

It is an arithmetic number, because the mean of its divisors is an integer number (65039050993).

Almost surely, 2^505002426361 is an apocalyptic number.

It is an amenable number.

505002426361 is a deficient number, since it is larger than the sum of its proper divisors (15309981583).

505002426361 is a wasteful number, since it uses less digits than its factorization.

505002426361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113407371.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 505002426361 its reverse (163624200505), we get a palindrome (668626626866).

The spelling of 505002426361 in words is "five hundred five billion, two million, four hundred twenty-six thousand, three hundred sixty-one".