244154021424 has 80 divisors (see below), whose sum is σ = 640457281920. Its totient is φ = 80130885120.

The previous prime is 244154021393. The next prime is 244154021431. The reversal of 244154021424 is 424120451442.

244154021424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×244154021424² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6990244 + ... + 7025084.

It is an arithmetic number, because the mean of its divisors is an integer number (8005716024).

Almost surely, 2^244154021424 is an apocalyptic number.

244154021424 is a gapful number since it is divisible by the number (24) 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 244154021424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320228640960).

244154021424 is an abundant number, since it is smaller than the sum of its proper divisors (396303260496).

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

244154021424 is a wasteful number, since it uses less digits than its factorization.

244154021424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37098 (or 37092 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 33.

Adding to 244154021424 its reverse (424120451442), we get a palindrome (668274472866).

The spelling of 244154021424 in words is "two hundred forty-four billion, one hundred fifty-four million, twenty-one thousand, four hundred twenty-four".