1244212543396 has 12 divisors (see below), whose sum is σ = 2178566353152. Its totient is φ = 621765013928.

The previous prime is 1244212543391. The next prime is 1244212543459. The reversal of 1244212543396 is 6933452124421.

It is not an unprimeable number, because it can be changed into a prime (1244212543391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85306240 + ... + 85320823.

It is an arithmetic number, because the mean of its divisors is an integer number (181547196096).

Almost surely, 2^{1244212543396} is an apocalyptic number.

It is an amenable number.

1244212543396 is a deficient number, since it is larger than the sum of its proper divisors (934353809756).

1244212543396 is a wasteful number, since it uses less digits than its factorization.

1244212543396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170628890 (or 170628888 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 46.

The spelling of 1244212543396 in words is "one trillion, two hundred forty-four billion, two hundred twelve million, five hundred forty-three thousand, three hundred ninety-six".