425250434020 has 12 divisors (see below), whose sum is σ = 893025911484. Its totient is φ = 170100173600.

The previous prime is 425250434009. The next prime is 425250434039. The reversal of 425250434020 is 20434052524.

It can be written as a sum of positive squares in 2 ways, for example, as 288437740096 + 136812693924 = 537064^2 + 369882^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10631260831 + ... + 10631260870.

It is an arithmetic number, because the mean of its divisors is an integer number (74418825957).

Almost surely, 2^425250434020 is an apocalyptic number.

It is an amenable number.

425250434020 is an abundant number, since it is smaller than the sum of its proper divisors (467775477464).

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

425250434020 is a wasteful number, since it uses less digits than its factorization.

425250434020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21262521710 (or 21262521708 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 425250434020 its reverse (20434052524), we get a palindrome (445684486544).

The spelling of 425250434020 in words is "four hundred twenty-five billion, two hundred fifty million, four hundred thirty-four thousand, twenty".