506431266225 has 12 divisors (see below), whose sum is σ = 837299693616. Its totient is φ = 270096675280.

The previous prime is 506431266199. The next prime is 506431266227. The reversal of 506431266225 is 522662134605.

It is not a de Polignac number, because 506431266225 - 2¹⁵ = 506431233457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (506431266227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3376208367 + ... + 3376208516.

It is an arithmetic number, because the mean of its divisors is an integer number (69774974468).

Almost surely, 2^506431266225 is an apocalyptic number.

It is an amenable number.

506431266225 is a deficient number, since it is larger than the sum of its proper divisors (330868427391).

506431266225 is a wasteful number, since it uses less digits than its factorization.

506431266225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6752416896 (or 6752416891 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 506431266225 in words is "five hundred six billion, four hundred thirty-one million, two hundred sixty-six thousand, two hundred twenty-five".