1349743883556 has 24 divisors (see below), whose sum is σ = 3250996021504. Its totient is φ = 435401252640.

The previous prime is 1349743883441. The next prime is 1349743883599. The reversal of 1349743883556 is 6553883479431.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1814171515 + ... + 1814172258.

Almost surely, 2^{1349743883556} is an apocalyptic number.

It is an amenable number.

1349743883556 is an abundant number, since it is smaller than the sum of its proper divisors (1901252137948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1349743883556 is a wasteful number, since it uses less digits than its factorization.

1349743883556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3628343811 (or 3628343809 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 66.

The spelling of 1349743883556 in words is "one trillion, three hundred forty-nine billion, seven hundred forty-three million, eight hundred eighty-three thousand, five hundred fifty-six".