505606240200625 has 20 divisors (see below), whose sum is σ = 635457613137732. Its totient is φ = 402146928536000.

The previous prime is 505606240200541. The next prime is 505606240200673. The reversal of 505606240200625 is 526002042606505.

It can be written as a sum of positive squares in 10 ways, for example, as 98934771987216 + 406671468213409 = 9946596^2 + 20166097^2 .

It is not a de Polignac number, because 505606240200625 - 2²⁷ = 505606105982897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2337955414 + ... + 2338171663.

Almost surely, 2^{505606240200625} is an apocalyptic number.

It is an amenable number.

505606240200625 is a deficient number, since it is larger than the sum of its proper divisors (129851372937107).

505606240200625 is an equidigital number, since it uses as much as digits as its factorization.

505606240200625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4676127270 (or 4676127255 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 505606240200625 in words is "five hundred five trillion, six hundred six billion, two hundred forty million, two hundred thousand, six hundred twenty-five".