518852168722 has 16 divisors (see below), whose sum is σ = 780014603520. Its totient is φ = 258847857232.

The previous prime is 518852168717. The next prime is 518852168741. The reversal of 518852168722 is 227861258815.

It is a super-2 number, since 2×518852168722² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1741293 + ... + 2017375.

It is an arithmetic number, because the mean of its divisors is an integer number (48750912720).

Almost surely, 2^518852168722 is an apocalyptic number.

518852168722 is a deficient number, since it is larger than the sum of its proper divisors (261162434798).

518852168722 is a wasteful number, since it uses less digits than its factorization.

518852168722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278177.

The product of its digits is 4300800, while the sum is 55.

The spelling of 518852168722 in words is "five hundred eighteen billion, eight hundred fifty-two million, one hundred sixty-eight thousand, seven hundred twenty-two".