425931212528 has 80 divisors (see below), whose sum is σ = 846554924160. Its totient is φ = 207508051968.

The previous prime is 425931212491. The next prime is 425931212543. The reversal of 425931212528 is 825212139524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226920326 + ... + 226922202.

It is an arithmetic number, because the mean of its divisors is an integer number (10581936552).

Almost surely, 2^425931212528 is an apocalyptic number.

It is an amenable number.

425931212528 is a deficient number, since it is larger than the sum of its proper divisors (420623711632).

425931212528 is a wasteful number, since it uses less digits than its factorization.

425931212528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114 (or 3108 counting only the distinct ones).

The product of its digits is 345600, while the sum is 44.

The spelling of 425931212528 in words is "four hundred twenty-five billion, nine hundred thirty-one million, two hundred twelve thousand, five hundred twenty-eight".