425484663 has 8 divisors (see below), whose sum is σ = 572333808. Its totient is φ = 281145984.

The previous prime is 425484649. The next prime is 425484673. The reversal of 425484663 is 366484524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 425484663 - 2¹² = 425480567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425484673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627220 + ... + 627897.

It is an arithmetic number, because the mean of its divisors is an integer number (71541726).

Almost surely, 2^425484663 is an apocalyptic number.

425484663 is a deficient number, since it is larger than the sum of its proper divisors (146849145).

425484663 is a wasteful number, since it uses less digits than its factorization.

425484663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255233.

The product of its digits is 552960, while the sum is 42.

The square root of 425484663 is about 20627.2795831152. The cubic root of 425484663 is about 752.1329876232.

The spelling of 425484663 in words is "four hundred twenty-five million, four hundred eighty-four thousand, six hundred sixty-three".