425334400000 has 264 divisors, whose sum is σ = 1109147135040. Its totient is φ = 162708480000.

The previous prime is 425334399949. The next prime is 425334400003. The reversal of 425334400000 is 4433524.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (425334400003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73597111 + ... + 73602889.

Almost surely, 2^425334400000 is an apocalyptic number.

425334400000 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 425334400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554573567520).

425334400000 is an abundant number, since it is smaller than the sum of its proper divisors (683812735040).

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

425334400000 is an frugal number, since it uses more digits than its factorization.

425334400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5847 (or 5809 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 425334400000 its reverse (4433524), we get a palindrome (425338833524).

The spelling of 425334400000 in words is "four hundred twenty-five billion, three hundred thirty-four million, four hundred thousand".