422660519424 has 1600 divisors, whose sum is σ = 1623716075520. Its totient is φ = 108391219200.

The previous prime is 422660519419. The next prime is 422660519507. The reversal of 422660519424 is 424915066224.

It is a happy number.

422660519424 is a `hidden beast` number, since 4 + 2 + 2 + 6 + 605 + 19 + 4 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 422660519424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 13634210289 + ... + 13634210319.

Almost surely, 2^422660519424 is an apocalyptic number.

422660519424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422660519424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (811858037760).

422660519424 is an abundant number, since it is smaller than the sum of its proper divisors (1201055556096).

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

422660519424 is a wasteful number, since it uses less digits than its factorization.

422660519424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 422660519424 in words is "four hundred twenty-two billion, six hundred sixty million, five hundred nineteen thousand, four hundred twenty-four".