1242523410244 has 18 divisors (see below), whose sum is σ = 2251981347434. Its totient is φ = 599838886080.

The previous prime is 1242523410229. The next prime is 1242523410251. The reversal of 1242523410244 is 4420143252421.

It can be written as a sum of positive squares in 3 ways, for example, as 139838602500 + 1102684807744 = 373950^2 + 1050088^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184676097 + ... + 184682824.

Almost surely, 2^{1242523410244} is an apocalyptic number.

It is an amenable number.

1242523410244 is a deficient number, since it is larger than the sum of its proper divisors (1009457937190).

1242523410244 is a wasteful number, since it uses less digits than its factorization.

1242523410244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369358983 (or 369358952 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 1242523410244 its reverse (4420143252421), we get a palindrome (5662666662665).

The spelling of 1242523410244 in words is "one trillion, two hundred forty-two billion, five hundred twenty-three million, four hundred ten thousand, two hundred forty-four".