424428208684 has 24 divisors (see below), whose sum is σ = 743728294400. Its totient is φ = 211934502864.

The previous prime is 424428208681. The next prime is 424428208751. The reversal of 424428208684 is 486802824424.

It is not an unprimeable number, because it can be changed into a prime (424428208681) 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, 32484337 + ... + 32497399.

Almost surely, 2^424428208684 is an apocalyptic number.

It is an amenable number.

424428208684 is a deficient number, since it is larger than the sum of its proper divisors (319300085716).

424428208684 is a wasteful number, since it uses less digits than its factorization.

424428208684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23149 (or 23147 counting only the distinct ones).

The product of its (nonzero) digits is 6291456, while the sum is 52.

The spelling of 424428208684 in words is "four hundred twenty-four billion, four hundred twenty-eight million, two hundred eight thousand, six hundred eighty-four".