2144253435052 has 48 divisors (see below), whose sum is σ = 3799173172032. Its totient is φ = 1058824765440.

The previous prime is 2144253435047. The next prime is 2144253435053. The reversal of 2144253435052 is 2505343524412.

It is a junction number, because it is equal to n+sod(n) for n = 2144253434996 and 2144253435014.

It is not an unprimeable number, because it can be changed into a prime (2144253435053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591842913 + ... + 591846535.

It is an arithmetic number, because the mean of its divisors is an integer number (79149441084).

Almost surely, 2^{2144253435052} is an apocalyptic number.

It is an amenable number.

2144253435052 is a deficient number, since it is larger than the sum of its proper divisors (1654919736980).

2144253435052 is a wasteful number, since it uses less digits than its factorization.

2144253435052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6538 (or 6536 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 2144253435052 its reverse (2505343524412), we get a palindrome (4649596959464).

The spelling of 2144253435052 in words is "two trillion, one hundred forty-four billion, two hundred fifty-three million, four hundred thirty-five thousand, fifty-two".