425120512 has 72 divisors (see below), whose sum is σ = 885583440. Its totient is φ = 203427840.

The previous prime is 425120467. The next prime is 425120539. The reversal of 425120512 is 215021524.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1284187 + ... + 1284517.

It is an arithmetic number, because the mean of its divisors is an integer number (12299770).

Almost surely, 2^425120512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425120512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442791720).

425120512 is an abundant number, since it is smaller than the sum of its proper divisors (460462928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425120512 is a wasteful number, since it uses less digits than its factorization.

425120512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 425120512 is about 20618.4507662433. The cubic root of 425120512 is about 751.9183554036.

The spelling of 425120512 in words is "four hundred twenty-five million, one hundred twenty thousand, five hundred twelve".