520634660027044 has 24 divisors (see below), whose sum is σ = 911465071021568. Its totient is φ = 260216077193280.

The previous prime is 520634660027023. The next prime is 520634660027051. The reversal of 520634660027044 is 440720066436025.

It is a super-2 number, since 2×520634660027044² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235695829 + ... + 237894499.

Almost surely, 2^{520634660027044} is an apocalyptic number.

It is an amenable number.

520634660027044 is a deficient number, since it is larger than the sum of its proper divisors (390830410994524).

520634660027044 is a wasteful number, since it uses less digits than its factorization.

520634660027044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221675 (or 2221673 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 49.

The spelling of 520634660027044 in words is "five hundred twenty trillion, six hundred thirty-four billion, six hundred sixty million, twenty-seven thousand, forty-four".