425343555321 has 12 divisors (see below), whose sum is σ = 587355115152. Its totient is φ = 273784355824.

The previous prime is 425343555251. The next prime is 425343555383. The reversal of 425343555321 is 123555343524.

425343555321 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 425343555321 - 2²⁷ = 425209337593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425343555391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84290691 + ... + 84295736.

It is an arithmetic number, because the mean of its divisors is an integer number (48946259596).

Almost surely, 2^425343555321 is an apocalyptic number.

It is an amenable number.

425343555321 is a deficient number, since it is larger than the sum of its proper divisors (162011559831).

425343555321 is a wasteful number, since it uses less digits than its factorization.

425343555321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168586488 (or 168586459 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 42.

Adding to 425343555321 its reverse (123555343524), we get a palindrome (548898898845).

The spelling of 425343555321 in words is "four hundred twenty-five billion, three hundred forty-three million, five hundred fifty-five thousand, three hundred twenty-one".