124212245504424 has 256 divisors, whose sum is σ = 409046651136000. Its totient is φ = 30451246064640.

The previous prime is 124212245504407. The next prime is 124212245504467. The reversal of 124212245504424 is 424405542212421.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2869662 + ... + 16020594.

It is an arithmetic number, because the mean of its divisors is an integer number (1597838481000).

Almost surely, 2^{124212245504424} is an apocalyptic number.

124212245504424 is a gapful number since it is divisible by the number (14) 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 124212245504424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204523325568000).

124212245504424 is an abundant number, since it is smaller than the sum of its proper divisors (284834405631576).

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

124212245504424 is a wasteful number, since it uses less digits than its factorization.

124212245504424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13151248 (or 13151244 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 42.

Adding to 124212245504424 its reverse (424405542212421), we get a palindrome (548617787716845).

The spelling of 124212245504424 in words is "one hundred twenty-four trillion, two hundred twelve billion, two hundred forty-five million, five hundred four thousand, four hundred twenty-four".