124220041444040 has 32 divisors (see below), whose sum is σ = 279514842639480. Its totient is φ = 49684505574912.

The previous prime is 124220041443991. The next prime is 124220041444063. The reversal of 124220041444040 is 40444140022421.

It can be written as a sum of positive squares in 4 ways, for example, as 47591482200964 + 76628559243076 = 6898658^2 + 8753774^2 .

It is a junction number, because it is equal to n+sod(n) for n = 124220041443988 and 124220041444006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109145639 + ... + 110277878.

Almost surely, 2^{124220041444040} is an apocalyptic number.

124220041444040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124220041444040 is an abundant number, since it is smaller than the sum of its proper divisors (155294801195440).

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

124220041444040 is a wasteful number, since it uses less digits than its factorization.

124220041444040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219437681 (or 219437677 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 124220041444040 its reverse (40444140022421), we get a palindrome (164664181466461).

The spelling of 124220041444040 in words is "one hundred twenty-four trillion, two hundred twenty billion, forty-one million, four hundred forty-four thousand, forty".