425138338425 has 24 divisors (see below), whose sum is σ = 706575490560. Its totient is φ = 225553316800.

The previous prime is 425138338381. The next prime is 425138338433. The reversal of 425138338425 is 524833831524.

It is not a de Polignac number, because 425138338425 - 2¹⁴ = 425138322041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14824710 + ... + 14853359.

It is an arithmetic number, because the mean of its divisors is an integer number (29440645440).

Almost surely, 2^425138338425 is an apocalyptic number.

It is an amenable number.

425138338425 is a deficient number, since it is larger than the sum of its proper divisors (281437152135).

425138338425 is a wasteful number, since it uses less digits than its factorization.

425138338425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29678273 (or 29678268 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 48.

The spelling of 425138338425 in words is "four hundred twenty-five billion, one hundred thirty-eight million, three hundred thirty-eight thousand, four hundred twenty-five".