506573620063 has 64 divisors (see below), whose sum is σ = 659698421760. Its totient is φ = 378510409728.

The previous prime is 506573620061. The next prime is 506573620073. The reversal of 506573620063 is 360026375605.

It is not a de Polignac number, because 506573620063 - 2¹ = 506573620061 is a prime.

It is a super-2 number, since 2×506573620063² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506573620061) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 129324981 + ... + 129328897.

It is an arithmetic number, because the mean of its divisors is an integer number (10307787840).

Almost surely, 2^506573620063 is an apocalyptic number.

506573620063 is a deficient number, since it is larger than the sum of its proper divisors (153124801697).

506573620063 is a wasteful number, since it uses less digits than its factorization.

506573620063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5224.

The product of its (nonzero) digits is 680400, while the sum is 43.

Adding to 506573620063 its reverse (360026375605), we get a palindrome (866599995668).

The spelling of 506573620063 in words is "five hundred six billion, five hundred seventy-three million, six hundred twenty thousand, sixty-three".