516828644227 has 16 divisors (see below), whose sum is σ = 591113094912. Its totient is φ = 442657303200.

The previous prime is 516828644207. The next prime is 516828644243. The reversal of 516828644227 is 722446828615.

It is a happy number.

It is not a de Polignac number, because 516828644227 - 2¹¹ = 516828642179 is a prime.

It is a super-2 number, since 2×516828644227² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516828644207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73378368 + ... + 73385410.

It is an arithmetic number, because the mean of its divisors is an integer number (36944568432).

Almost surely, 2^516828644227 is an apocalyptic number.

516828644227 is a deficient number, since it is larger than the sum of its proper divisors (74284450685).

516828644227 is a wasteful number, since it uses less digits than its factorization.

516828644227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13578.

The product of its digits is 10321920, while the sum is 55.

The spelling of 516828644227 in words is "five hundred sixteen billion, eight hundred twenty-eight million, six hundred forty-four thousand, two hundred twenty-seven".