424633947648 has 40 divisors (see below), whose sum is σ = 1131251380248. Its totient is φ = 141544648704.

The previous prime is 424633947613. The next prime is 424633947659. The reversal of 424633947648 is 846749336424.

It is a junction number, because it is equal to n+sod(n) for n = 424633947591 and 424633947600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138225661 + ... + 138228732.

Almost surely, 2^424633947648 is an apocalyptic number.

424633947648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

424633947648 is an abundant number, since it is smaller than the sum of its proper divisors (706617432600).

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

424633947648 is an equidigital number, since it uses as much as digits as its factorization.

424633947648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276454414 (or 276454398 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 60.

The spelling of 424633947648 in words is "four hundred twenty-four billion, six hundred thirty-three million, nine hundred forty-seven thousand, six hundred forty-eight".