512004544225 has 6 divisors (see below), whose sum is σ = 634885634870. Its totient is φ = 409603635360.

The previous prime is 512004544213. The next prime is 512004544279. The reversal of 512004544225 is 522445400215.

It can be written as a sum of positive squares in 3 ways, for example, as 95783441121 + 416221103104 = 309489^2 + 645152^2 .

It is not a de Polignac number, because 512004544225 - 2⁵ = 512004544193 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10240090860 + ... + 10240090909.

Almost surely, 2^512004544225 is an apocalyptic number.

It is an amenable number.

512004544225 is a deficient number, since it is larger than the sum of its proper divisors (122881090645).

512004544225 is a wasteful number, since it uses less digits than its factorization.

512004544225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20480181779 (or 20480181774 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

The spelling of 512004544225 in words is "five hundred twelve billion, four million, five hundred forty-four thousand, two hundred twenty-five".