520630001085 has 8 divisors (see below), whose sum is σ = 833008001760. Its totient is φ = 277669333904.

The previous prime is 520630001083. The next prime is 520630001123. The reversal of 520630001085 is 580100036025.

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 520630001085 - 2¹ = 520630001083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520630001081) 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, 17354333355 + ... + 17354333384.

It is an arithmetic number, because the mean of its divisors is an integer number (104126000220).

Almost surely, 2^520630001085 is an apocalyptic number.

It is an amenable number.

520630001085 is a deficient number, since it is larger than the sum of its proper divisors (312378000675).

520630001085 is a wasteful number, since it uses less digits than its factorization.

520630001085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34708666747.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 520630001085 in words is "five hundred twenty billion, six hundred thirty million, one thousand, eighty-five".