1244195002496 has 16 divisors (see below), whose sum is σ = 2478669731790. Its totient is φ = 622097501184.

The previous prime is 1244195002489. The next prime is 1244195002513. The reversal of 1244195002496 is 6942005914421.

It can be written as a sum of positive squares in only one way, i.e., 1013372408896 + 230822593600 = 1006664^2 + 480440^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 1244195002496.

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 as a sum of consecutive naturals, namely, 4860136601 + ... + 4860136856.

Almost surely, 2^{1244195002496} is an apocalyptic number.

1244195002496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1244195002496 is a deficient number, since it is larger than the sum of its proper divisors (1234474729294).

1244195002496 is an frugal number, since it uses more digits than its factorization.

1244195002496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9720273471 (or 9720273459 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 1244195002496 in words is "one trillion, two hundred forty-four billion, one hundred ninety-five million, two thousand, four hundred ninety-six".