124253225440 has 96 divisors (see below), whose sum is σ = 299777163840. Its totient is φ = 48650993664.

The previous prime is 124253225359. The next prime is 124253225461. The reversal of 124253225440 is 44522352421.

It is a junction number, because it is equal to n+sod(n) for n = 124253225396 and 124253225405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3706032 + ... + 3739408.

It is an arithmetic number, because the mean of its divisors is an integer number (3122678790).

Almost surely, 2^124253225440 is an apocalyptic number.

124253225440 is a gapful number since it is divisible by the number (10) 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 124253225440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149888581920).

124253225440 is an abundant number, since it is smaller than the sum of its proper divisors (175523938400).

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

124253225440 is a wasteful number, since it uses less digits than its factorization.

124253225440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33884 (or 33876 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 124253225440 its reverse (44522352421), we get a palindrome (168775577861).

The spelling of 124253225440 in words is "one hundred twenty-four billion, two hundred fifty-three million, two hundred twenty-five thousand, four hundred forty".