424678458764 has 24 divisors (see below), whose sum is σ = 858900258720. Its totient is φ = 179960052096.

The previous prime is 424678458733. The next prime is 424678458773. The reversal of 424678458764 is 467854876424.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 424678458764.

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 7 ways as a sum of consecutive naturals, for example, 85205867 + ... + 85210850.

It is an arithmetic number, because the mean of its divisors is an integer number (35787510780).

Almost surely, 2^424678458764 is an apocalyptic number.

It is an amenable number.

424678458764 is an abundant number, since it is smaller than the sum of its proper divisors (434221799956).

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

424678458764 is a wasteful number, since it uses less digits than its factorization.

424678458764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170416817 (or 170416815 counting only the distinct ones).

The product of its digits is 289013760, while the sum is 65.

The spelling of 424678458764 in words is "four hundred twenty-four billion, six hundred seventy-eight million, four hundred fifty-eight thousand, seven hundred sixty-four".