124104124040 has 256 divisors, whose sum is σ = 327637094400. Its totient is φ = 41929113600.

The previous prime is 124104124033. The next prime is 124104124051. The reversal of 124104124040 is 40421401421.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 124104123997 and 124104124015.

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, 32995760 + ... + 32999520.

It is an arithmetic number, because the mean of its divisors is an integer number (1279832400).

Almost surely, 2^124104124040 is an apocalyptic number.

124104124040 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 124104124040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163818547200).

124104124040 is an abundant number, since it is smaller than the sum of its proper divisors (203532970360).

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

124104124040 is a wasteful number, since it uses less digits than its factorization.

124104124040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928 (or 3924 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 124104124040 its reverse (40421401421), we get a palindrome (164525525461).

The spelling of 124104124040 in words is "one hundred twenty-four billion, one hundred four million, one hundred twenty-four thousand, forty".