2144144040432 has 40 divisors (see below), whose sum is σ = 5566873161600. Its totient is φ = 711123145920.

The previous prime is 2144144040421. The next prime is 2144144040439. The reversal of 2144144040432 is 2340404414412.

It is a super-2 number, since 2×2144144040432² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2144144040393 and 2144144040402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144144040439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112225794 + ... + 112244897.

It is an arithmetic number, because the mean of its divisors is an integer number (139171829040).

Almost surely, 2^{2144144040432} is an apocalyptic number.

It is an amenable number.

2144144040432 is an abundant number, since it is smaller than the sum of its proper divisors (3422729121168).

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

2144144040432 is a wasteful number, since it uses less digits than its factorization.

2144144040432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224470901 (or 224470895 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 2144144040432 its reverse (2340404414412), we get a palindrome (4484548454844).

The spelling of 2144144040432 in words is "two trillion, one hundred forty-four billion, one hundred forty-four million, forty thousand, four hundred thirty-two".