425021245000 has 320 divisors, whose sum is σ = 1150135588800. Its totient is φ = 145729920000.

The previous prime is 425021244959. The next prime is 425021245003. The reversal of 425021245000 is 542120524.

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 (425021245003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 68581902 + ... + 68588098.

It is an arithmetic number, because the mean of its divisors is an integer number (3594173715).

Almost surely, 2^425021245000 is an apocalyptic number.

425021245000 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 425021245000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575067794400).

425021245000 is an abundant number, since it is smaller than the sum of its proper divisors (725114343800).

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

425021245000 is a wasteful number, since it uses less digits than its factorization.

425021245000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6306 (or 6287 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 425021245000 its reverse (542120524), we get a palindrome (425563365524).

The spelling of 425021245000 in words is "four hundred twenty-five billion, twenty-one million, two hundred forty-five thousand".