425365680 has 160 divisors (see below), whose sum is σ = 1385911296. Its totient is φ = 107717632.

The previous prime is 425365643. The next prime is 425365739. The reversal of 425365680 is 86563524.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1451614 + ... + 1451906.

Almost surely, 2^425365680 is an apocalyptic number.

425365680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425365680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (692955648).

425365680 is an abundant number, since it is smaller than the sum of its proper divisors (960545616).

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

425365680 is a wasteful number, since it uses less digits than its factorization.

425365680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595 (or 589 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 425365680 is about 20624.3952638617. The cubic root of 425365680 is about 752.0628719880.

The spelling of 425365680 in words is "four hundred twenty-five million, three hundred sixty-five thousand, six hundred eighty".