505545014122 has 8 divisors (see below), whose sum is σ = 759206524356. Its totient is φ = 252476172672.

The previous prime is 505545014089. The next prime is 505545014123. The reversal of 505545014122 is 221410545505.

It can be written as a sum of positive squares in 2 ways, for example, as 503405859121 + 2139155001 = 709511^2 + 46251^2 .

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

It is a super-2 number, since 2×505545014122² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505545014123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148165063 + ... + 148168474.

Almost surely, 2^505545014122 is an apocalyptic number.

505545014122 is a deficient number, since it is larger than the sum of its proper divisors (253661510234).

505545014122 is a wasteful number, since it uses less digits than its factorization.

505545014122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296334392.

The product of its (nonzero) digits is 40000, while the sum is 34.

Adding to 505545014122 its reverse (221410545505), we get a palindrome (726955559627).

The spelling of 505545014122 in words is "five hundred five billion, five hundred forty-five million, fourteen thousand, one hundred twenty-two".