421351000325 has 12 divisors (see below), whose sum is σ = 522522726048. Its totient is φ = 337050164400.

The previous prime is 421351000321. The next prime is 421351000327. The reversal of 421351000325 is 523000153124.

It is a happy number.

It is not a de Polignac number, because 421351000325 - 2² = 421351000321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421351000294 and 421351000303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421351000321) 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, 483281 + ... + 1037430.

It is an arithmetic number, because the mean of its divisors is an integer number (43543560504).

Almost surely, 2^421351000325 is an apocalyptic number.

It is an amenable number.

421351000325 is a deficient number, since it is larger than the sum of its proper divisors (101171725723).

421351000325 is a wasteful number, since it uses less digits than its factorization.

421351000325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531804 (or 1531799 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 421351000325 its reverse (523000153124), we get a palindrome (944351153449).

The spelling of 421351000325 in words is "four hundred twenty-one billion, three hundred fifty-one million, three hundred twenty-five", and thus it is an aban number.