506503068650 has 48 divisors (see below), whose sum is σ = 983329027200. Its totient is φ = 193738733760.

The previous prime is 506503068613. The next prime is 506503068661. The reversal of 506503068650 is 56860305605.

It is a super-2 number, since 2×506503068650² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4217636 + ... + 4336064.

It is an arithmetic number, because the mean of its divisors is an integer number (20486021400).

Almost surely, 2^506503068650 is an apocalyptic number.

506503068650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

506503068650 is a deficient number, since it is larger than the sum of its proper divisors (476825958550).

506503068650 is a wasteful number, since it uses less digits than its factorization.

506503068650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122183 (or 122178 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 506503068650 in words is "five hundred six billion, five hundred three million, sixty-eight thousand, six hundred fifty".