124444100000000 has 324 divisors, whose sum is σ = 338732943756144. Its totient is φ = 45252000000000.

The previous prime is 124444099999903. The next prime is 124444100000021. The reversal of 124444100000000 is 1444421.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1099943435 + ... + 1100056565.

Almost surely, 2^{124444100000000} is an apocalyptic number.

124444100000000 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 124444100000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169366471878072).

124444100000000 is an abundant number, since it is smaller than the sum of its proper divisors (214288843756144).

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

124444100000000 is an frugal number, since it uses more digits than its factorization.

124444100000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113198 (or 113149 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 124444100000000 its reverse (1444421), we get a palindrome (124444101444421).

The spelling of 124444100000000 in words is "one hundred twenty-four trillion, four hundred forty-four billion, one hundred million", and thus it is an aban number.