505530530275 has 12 divisors (see below), whose sum is σ = 633064374144. Its totient is φ = 400420220000.

The previous prime is 505530530269. The next prime is 505530530287. The reversal of 505530530275 is 572035035505.

It is not a de Polignac number, because 505530530275 - 2⁷ = 505530530147 is a prime.

It is a super-2 number, since 2×505530530275² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100102531 + ... + 100107580.

It is an arithmetic number, because the mean of its divisors is an integer number (52755364512).

Almost surely, 2^505530530275 is an apocalyptic number.

505530530275 is a deficient number, since it is larger than the sum of its proper divisors (127533843869).

505530530275 is a wasteful number, since it uses less digits than its factorization.

505530530275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200210222 (or 200210217 counting only the distinct ones).

The product of its (nonzero) digits is 393750, while the sum is 40.

The spelling of 505530530275 in words is "five hundred five billion, five hundred thirty million, five hundred thirty thousand, two hundred seventy-five".