425455686 has 16 divisors (see below), whose sum is σ = 945457200. Its totient is φ = 141818544.

The previous prime is 425455669. The next prime is 425455697. The reversal of 425455686 is 686554524.

425455686 is a `hidden beast` number, since 42 + 5 + 45 + 568 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3939351 + ... + 3939458.

It is an arithmetic number, because the mean of its divisors is an integer number (59091075).

Almost surely, 2^425455686 is an apocalyptic number.

425455686 is an abundant number, since it is smaller than the sum of its proper divisors (520001514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425455686 is a wasteful number, since it uses less digits than its factorization.

425455686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7878820 (or 7878814 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The square root of 425455686 is about 20626.5771760610. The cubic root of 425455686 is about 752.1159129362.

The spelling of 425455686 in words is "four hundred twenty-five million, four hundred fifty-five thousand, six hundred eighty-six".