1283986634606 has 16 divisors (see below), whose sum is σ = 2074372652688. Its totient is φ = 592540531200.

The previous prime is 1283986634569. The next prime is 1283986634633. The reversal of 1283986634606 is 6064366893821.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2632880 + ... + 3082211.

It is an arithmetic number, because the mean of its divisors is an integer number (129648290793).

Almost surely, 2^{1283986634606} is an apocalyptic number.

1283986634606 is a deficient number, since it is larger than the sum of its proper divisors (790386018082).

1283986634606 is a wasteful number, since it uses less digits than its factorization.

1283986634606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5723747.

The product of its (nonzero) digits is 53747712, while the sum is 62.

The spelling of 1283986634606 in words is "one trillion, two hundred eighty-three billion, nine hundred eighty-six million, six hundred thirty-four thousand, six hundred six".