425285510025 has 48 divisors (see below), whose sum is σ = 708726870720. Its totient is φ = 225017395200.

The previous prime is 425285510011. The next prime is 425285510059. The reversal of 425285510025 is 520015582524.

It is a happy number.

It is not a de Polignac number, because 425285510025 - 2¹⁰ = 425285509001 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51803121 + ... + 51811329.

It is an arithmetic number, because the mean of its divisors is an integer number (14765143140).

Almost surely, 2^425285510025 is an apocalyptic number.

It is an amenable number.

425285510025 is a deficient number, since it is larger than the sum of its proper divisors (283441360695).

425285510025 is a wasteful number, since it uses less digits than its factorization.

425285510025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13626 (or 13621 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 39.

The spelling of 425285510025 in words is "four hundred twenty-five billion, two hundred eighty-five million, five hundred ten thousand, twenty-five".