421315484425 has 48 divisors (see below), whose sum is σ = 584043493824. Its totient is φ = 298826240000.

The previous prime is 421315484423. The next prime is 421315484431. The reversal of 421315484425 is 524484513124.

It is not a de Polignac number, because 421315484425 - 2¹ = 421315484423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421315484423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40776510 + ... + 40786840.

It is an arithmetic number, because the mean of its divisors is an integer number (12167572788).

Almost surely, 2^421315484425 is an apocalyptic number.

It is an amenable number.

421315484425 is a deficient number, since it is larger than the sum of its proper divisors (162728009399).

421315484425 is a wasteful number, since it uses less digits than its factorization.

421315484425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14010 (or 14005 counting only the distinct ones).

The product of its digits is 614400, while the sum is 43.

Adding to 421315484425 its reverse (524484513124), we get a palindrome (945799997549).

The spelling of 421315484425 in words is "four hundred twenty-one billion, three hundred fifteen million, four hundred eighty-four thousand, four hundred twenty-five".