424420022420 has 24 divisors (see below), whose sum is σ = 896619072384. Its totient is φ = 168751432736.

The previous prime is 424420022417. The next prime is 424420022471. The reversal of 424420022420 is 24220024424.

It is a self number, because there is not a number n which added to its sum of digits gives 424420022420.

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, 63532592 + ... + 63539271.

It is an arithmetic number, because the mean of its divisors is an integer number (37359128016).

Almost surely, 2^424420022420 is an apocalyptic number.

It is an amenable number.

424420022420 is an abundant number, since it is smaller than the sum of its proper divisors (472199049964).

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

424420022420 is a wasteful number, since it uses less digits than its factorization.

424420022420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127072039 (or 127072037 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 424420022420 its reverse (24220024424), we get a palindrome (448640046844).

The spelling of 424420022420 in words is "four hundred twenty-four billion, four hundred twenty million, twenty-two thousand, four hundred twenty".