425445240000 has 1120 divisors, whose sum is σ = 1632595802112. Its totient is φ = 96768000000.

The previous prime is 425445239959. The next prime is 425445240029. The reversal of 425445240000 is 42544524.

425445240000 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 425445240000.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1514039860 + ... + 1514040140.

Almost surely, 2^425445240000 is an apocalyptic number.

425445240000 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 425445240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (816297901056).

425445240000 is an abundant number, since it is smaller than the sum of its proper divisors (1207150562112).

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

425445240000 is a wasteful number, since it uses less digits than its factorization.

425445240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 425445240000 its reverse (42544524), we get a palindrome (425487784524).

425445240000 divided by its reverse (42544524) gives a 4-th power (10000 = 10⁴).

It can be divided in two parts, 4254 and 45240000, that added together give a palindrome (45244254).

The spelling of 425445240000 in words is "four hundred twenty-five billion, four hundred forty-five million, two hundred forty thousand".