44123142200040 has 96 divisors (see below), whose sum is σ = 145364598704520. Its totient is φ = 11604990818304.

The previous prime is 44123142199991. The next prime is 44123142200069. The reversal of 44123142200040 is 4000224132144.

44123142200040 is a `hidden beast` number, since 4 + 4 + 1 + 231 + 422 + 0 + 0 + 0 + 4 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 42968260980324 + 1154881219716 = 6555018^2 + 1074654^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44123142199977 and 44123142200013.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 839455117 + ... + 839507676.

Almost surely, 2^{44123142200040} is an apocalyptic number.

44123142200040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44123142200040 is an abundant number, since it is smaller than the sum of its proper divisors (101241456504480).

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

44123142200040 is a wasteful number, since it uses less digits than its factorization.

44123142200040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678962883 (or 1678962876 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 44123142200040 its reverse (4000224132144), we get a palindrome (48123366332184).

The spelling of 44123142200040 in words is "forty-four trillion, one hundred twenty-three billion, one hundred forty-two million, two hundred thousand, forty".