425120335320 has 64 divisors (see below), whose sum is σ = 1330811493120. Its totient is φ = 108436490624.

The previous prime is 425120335319. The next prime is 425120335349. The reversal of 425120335320 is 23533021524.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 77011794 + ... + 77017313.

It is an arithmetic number, because the mean of its divisors is an integer number (20793929580).

Almost surely, 2^425120335320 is an apocalyptic number.

425120335320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425120335320 is an abundant number, since it is smaller than the sum of its proper divisors (905691157800).

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

425120335320 is a wasteful number, since it uses less digits than its factorization.

425120335320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154029144 (or 154029140 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 425120335320 its reverse (23533021524), we get a palindrome (448653356844).

The spelling of 425120335320 in words is "four hundred twenty-five billion, one hundred twenty million, three hundred thirty-five thousand, three hundred twenty".