1282343621756 has 12 divisors (see below), whose sum is σ = 2296289741592. Its totient is φ = 626260838448.

The previous prime is 1282343621743. The next prime is 1282343621821. The reversal of 1282343621756 is 6571263432821.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3727742915 + ... + 3727743258.

It is an arithmetic number, because the mean of its divisors is an integer number (191357478466).

Almost surely, 2^{1282343621756} is an apocalyptic number.

It is an amenable number.

1282343621756 is a deficient number, since it is larger than the sum of its proper divisors (1013946119836).

1282343621756 is a wasteful number, since it uses less digits than its factorization.

1282343621756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7455486220 (or 7455486218 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 50.

The spelling of 1282343621756 in words is "one trillion, two hundred eighty-two billion, three hundred forty-three million, six hundred twenty-one thousand, seven hundred fifty-six".