425055552000 has 640 divisors, whose sum is σ = 1478882845440. Its totient is φ = 108173721600.

The previous prime is 425055551969. The next prime is 425055552011. The reversal of 425055552000 is 255550524.

It is a tau number, because it is divible by the number of its divisors (640).

It is a super-3 number, since 3×425055552000³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 540095607 + ... + 540096393.

It is an arithmetic number, because the mean of its divisors is an integer number (2310754446).

Almost surely, 2^425055552000 is an apocalyptic number.

425055552000 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 425055552000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (739441422720).

425055552000 is an abundant number, since it is smaller than the sum of its proper divisors (1053827293440).

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

425055552000 is an equidigital number, since it uses as much as digits as its factorization.

425055552000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949 (or 923 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 33.

The spelling of 425055552000 in words is "four hundred twenty-five billion, fifty-five million, five hundred fifty-two thousand".