425344455 has 24 divisors (see below), whose sum is σ = 755249040. Its totient is φ = 221316480.

The previous prime is 425344441. The next prime is 425344477. The reversal of 425344455 is 554443524.

It is not a de Polignac number, because 425344455 - 2⁷ = 425344327 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113425 + ... + 117114.

It is an arithmetic number, because the mean of its divisors is an integer number (31468710).

Almost surely, 2^425344455 is an apocalyptic number.

425344455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

425344455 is a deficient number, since it is larger than the sum of its proper divisors (329904585).

425344455 is a wasteful number, since it uses less digits than its factorization.

425344455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230591 (or 230588 counting only the distinct ones).

The product of its digits is 192000, while the sum is 36.

The square root of 425344455 is about 20623.8806969009. The cubic root of 425344455 is about 752.0503629080.

Adding to 425344455 its reverse (554443524), we get a palindrome (979787979).

The spelling of 425344455 in words is "four hundred twenty-five million, three hundred forty-four thousand, four hundred fifty-five".