256053125512 has 16 divisors (see below), whose sum is σ = 482752097100. Its totient is φ = 127319232960.

The previous prime is 256053125483. The next prime is 256053125521. The reversal of 256053125512 is 215521350652.

It can be written as a sum of positive squares in 2 ways, for example, as 199868008356 + 56185117156 = 447066^2 + 237034^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88414687 + ... + 88417582.

Almost surely, 2^256053125512 is an apocalyptic number.

It is an amenable number.

256053125512 is a deficient number, since it is larger than the sum of its proper divisors (226698971588).

256053125512 is a wasteful number, since it uses less digits than its factorization.

256053125512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176832456 (or 176832452 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 256053125512 in words is "two hundred fifty-six billion, fifty-three million, one hundred twenty-five thousand, five hundred twelve".