424120021424 has 30 divisors (see below), whose sum is σ = 903226681980. Its totient is φ = 192781827040.

The previous prime is 424120021417. The next prime is 424120021463.

It is a happy number.

424120021424 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 424120021393 and 424120021402.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109533194 + ... + 109537065.

It is an arithmetic number, because the mean of its divisors is an integer number (30107556066).

Almost surely, 2^424120021424 is an apocalyptic number.

424120021424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

424120021424 is an abundant number, since it is smaller than the sum of its proper divisors (479106660556).

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

424120021424 is a wasteful number, since it uses less digits than its factorization.

424120021424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219070289 (or 219070272 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

It can be divided in two parts, 4241200 and 21424, that added together give a palindrome (4262624).

The spelling of 424120021424 in words is "four hundred twenty-four billion, one hundred twenty million, twenty-one thousand, four hundred twenty-four".