504221422025 has 12 divisors (see below), whose sum is σ = 625349601552. Its totient is φ = 403302919440.

The previous prime is 504221422013. The next prime is 504221422027. The reversal of 504221422025 is 520224122405.

It is a happy number.

It is not a de Polignac number, because 504221422025 - 2⁴ = 504221422009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (504221422027) 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, 1716659 + ... + 1988808.

It is an arithmetic number, because the mean of its divisors is an integer number (52112466796).

Almost surely, 2^504221422025 is an apocalyptic number.

It is an amenable number.

504221422025 is a deficient number, since it is larger than the sum of its proper divisors (121128179527).

504221422025 is a wasteful number, since it uses less digits than its factorization.

504221422025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3710920 (or 3710915 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

The spelling of 504221422025 in words is "five hundred four billion, two hundred twenty-one million, four hundred twenty-two thousand, twenty-five".