1252544043244 has 48 divisors (see below), whose sum is σ = 2375734652928. Its totient is φ = 574384961088.

The previous prime is 1252544043229. The next prime is 1252544043287. The reversal of 1252544043244 is 4423404452521.

It is a junction number, because it is equal to n+sod(n) for n = 1252544043197 and 1252544043206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20663709 + ... + 20724235.

It is an arithmetic number, because the mean of its divisors is an integer number (49494471936).

Almost surely, 2^{1252544043244} is an apocalyptic number.

It is an amenable number.

1252544043244 is a deficient number, since it is larger than the sum of its proper divisors (1123190609684).

1252544043244 is a wasteful number, since it uses less digits than its factorization.

1252544043244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63094 (or 63092 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

Adding to 1252544043244 its reverse (4423404452521), we get a palindrome (5675948495765).

The spelling of 1252544043244 in words is "one trillion, two hundred fifty-two billion, five hundred forty-four million, forty-three thousand, two hundred forty-four".