525005300530 has 16 divisors (see below), whose sum is σ = 968058554904. Its totient is φ = 204880117120.

The previous prime is 525005300473. The next prime is 525005300569. The reversal of 525005300530 is 35003500525.

It can be written as a sum of positive squares in 4 ways, for example, as 440854832961 + 84150467569 = 663969^2 + 290087^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640249957 + ... + 640250776.

Almost surely, 2^525005300530 is an apocalyptic number.

525005300530 is a deficient number, since it is larger than the sum of its proper divisors (443053254374).

525005300530 is a wasteful number, since it uses less digits than its factorization.

525005300530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280500781.

The product of its (nonzero) digits is 11250, while the sum is 28.

The spelling of 525005300530 in words is "five hundred twenty-five billion, five million, three hundred thousand, five hundred thirty".