512716265 has 12 divisors (see below), whose sum is σ = 617773644. Its totient is φ = 408502656.

The previous prime is 512716247. The next prime is 512716283. The reversal of 512716265 is 562617215.

It is an interprime number because it is at equal distance from previous prime (512716247) and next prime (512716283).

It can be written as a sum of positive squares in 6 ways, for example, as 1413721 + 511302544 = 1189^2 + 22612^2 .

It is not a de Polignac number, because 512716265 - 2²² = 508521961 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 836099 + ... + 836711.

It is an arithmetic number, because the mean of its divisors is an integer number (51481137).

Almost surely, 2^512716265 is an apocalyptic number.

It is an amenable number.

512716265 is a deficient number, since it is larger than the sum of its proper divisors (105057379).

512716265 is an frugal number, since it uses more digits than its factorization.

512716265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436 (or 1027 counting only the distinct ones).

The product of its digits is 25200, while the sum is 35.

The square root of 512716265 is about 22643.2388363502. The cubic root of 512716265 is about 800.3728808603.

The spelling of 512716265 in words is "five hundred twelve million, seven hundred sixteen thousand, two hundred sixty-five".