2144132401244 has 12 divisors (see below), whose sum is σ = 3752368443600. Its totient is φ = 1072027131648.

The previous prime is 2144132401207. The next prime is 2144132401289. The reversal of 2144132401244 is 4421042314412.

It is a super-2 number, since 2×2144132401244² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2144132401244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9643589 + ... + 9863420.

It is an arithmetic number, because the mean of its divisors is an integer number (312697370300).

Almost surely, 2^{2144132401244} is an apocalyptic number.

It is an amenable number.

2144132401244 is a deficient number, since it is larger than the sum of its proper divisors (1608236042356).

2144132401244 is a wasteful number, since it uses less digits than its factorization.

2144132401244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19534492 (or 19534490 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 2144132401244 its reverse (4421042314412), we get a palindrome (6565174715656).

The spelling of 2144132401244 in words is "two trillion, one hundred forty-four billion, one hundred thirty-two million, four hundred one thousand, two hundred forty-four".