424014123420 has 144 divisors (see below), whose sum is σ = 1362086500320. Its totient is φ = 106399469568.

The previous prime is 424014123413. The next prime is 424014123443. The reversal of 424014123420 is 24321410424.

424014123420 is a `hidden beast` number, since 4 + 2 + 401 + 4 + 1 + 234 + 20 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23470351 + ... + 23488409.

It is an arithmetic number, because the mean of its divisors is an integer number (9458934030).

Almost surely, 2^424014123420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424014123420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681043250160).

424014123420 is an abundant number, since it is smaller than the sum of its proper divisors (938072376900).

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

424014123420 is a wasteful number, since it uses less digits than its factorization.

424014123420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25764 (or 25759 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 424014123420 its reverse (24321410424), we get a palindrome (448335533844).

The spelling of 424014123420 in words is "four hundred twenty-four billion, fourteen million, one hundred twenty-three thousand, four hundred twenty".