1244817729796 has 9 divisors (see below), whose sum is σ = 2178434932149. Its totient is φ = 622407749184.

The previous prime is 1244817729773. The next prime is 1244817729817. The reversal of 1244817729796 is 6979277184421.

The square root of 1244817729796 is 1115714.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 675601802500 + 569215927296 = 821950^2 + 754464^2 .

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 1952500 + ... + 2510356.

Almost surely, 2^{1244817729796} is an apocalyptic number.

1244817729796 is the 1115714-th square number.

It is an amenable number.

1244817729796 is a deficient number, since it is larger than the sum of its proper divisors (933617202353).

1244817729796 is an frugal number, since it uses more digits than its factorization.

1244817729796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115718 (or 557859 counting only the distinct ones).

The product of its digits is 85349376, while the sum is 67.

The spelling of 1244817729796 in words is "one trillion, two hundred forty-four billion, eight hundred seventeen million, seven hundred twenty-nine thousand, seven hundred ninety-six".