425301433221 has 32 divisors (see below), whose sum is σ = 689852851200. Its totient is φ = 227651402880.

The previous prime is 425301433213. The next prime is 425301433231. The reversal of 425301433221 is 122334103524.

It is not a de Polignac number, because 425301433221 - 2³ = 425301433213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425301433231) 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 31 ways as a sum of consecutive naturals, for example, 5952795 + ... + 6023816.

It is an arithmetic number, because the mean of its divisors is an integer number (21557901600).

Almost surely, 2^425301433221 is an apocalyptic number.

It is an amenable number.

425301433221 is a deficient number, since it is larger than the sum of its proper divisors (264551417979).

425301433221 is a wasteful number, since it uses less digits than its factorization.

425301433221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11976729.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 425301433221 its reverse (122334103524), we get a palindrome (547635536745).

The spelling of 425301433221 in words is "four hundred twenty-five billion, three hundred one million, four hundred thirty-three thousand, two hundred twenty-one".