4144623213240 has 96 divisors (see below), whose sum is σ = 13690845604800. Its totient is φ = 1087114279680.

The previous prime is 4144623213221. The next prime is 4144623213251. The reversal of 4144623213240 is 423123264414.

4144623213240 is a `hidden beast` number, since 4 + 1 + 4 + 4 + 6 + 2 + 321 + 324 + 0 = 666.

It is a super-2 number, since 2×4144623213240² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4144623213195 and 4144623213204.

It is a congruent number.

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, 94345600 + ... + 94389519.

It is an arithmetic number, because the mean of its divisors is an integer number (142612975050).

Almost surely, 2^{4144623213240} is an apocalyptic number.

4144623213240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4144623213240 is an abundant number, since it is smaller than the sum of its proper divisors (9546222391560).

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

4144623213240 is a wasteful number, since it uses less digits than its factorization.

4144623213240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188735197 (or 188735190 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 4144623213240 its reverse (423123264414), we get a palindrome (4567746477654).

The spelling of 4144623213240 in words is "four trillion, one hundred forty-four billion, six hundred twenty-three million, two hundred thirteen thousand, two hundred forty".