425000008000 has 56 divisors (see below), whose sum is σ = 1052512539624. Its totient is φ = 170000000000.

The previous prime is 425000007983. The next prime is 425000008009. The reversal of 425000008000 is 800000524.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 56279021824 + 368720986176 = 237232^2 + 607224^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425000008009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26554501 + ... + 26570500.

It is an arithmetic number, because the mean of its divisors is an integer number (18794866779).

Almost surely, 2^425000008000 is an apocalyptic number.

425000008000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425000008000 is an abundant number, since it is smaller than the sum of its proper divisors (627512531624).

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

425000008000 is an equidigital number, since it uses as much as digits as its factorization.

425000008000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53125028 (or 53125008 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 425000008000 its reverse (800000524), we get a palindrome (425800008524).

The spelling of 425000008000 in words is "four hundred twenty-five billion, eight thousand".