11621043534244 has 24 divisors (see below), whose sum is σ = 21534560139960. Its totient is φ = 5468358099456.

The previous prime is 11621043534239. The next prime is 11621043534299. The reversal of 11621043534244 is 44243534012611.

It can be written as a sum of positive squares in 4 ways, for example, as 5313310823844 + 6307732710400 = 2305062^2 + 2511520^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11621043534197 and 11621043534206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4735687 + ... + 6757870.

It is an arithmetic number, because the mean of its divisors is an integer number (897273339165).

Almost surely, 2^{11621043534244} is an apocalyptic number.

It is an amenable number.

11621043534244 is a deficient number, since it is larger than the sum of its proper divisors (9913516605716).

11621043534244 is a wasteful number, since it uses less digits than its factorization.

11621043534244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11508447 (or 11508445 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

Adding to 11621043534244 its reverse (44243534012611), we get a palindrome (55864577546855).

The spelling of 11621043534244 in words is "eleven trillion, six hundred twenty-one billion, forty-three million, five hundred thirty-four thousand, two hundred forty-four".