1226004893786 has 8 divisors (see below), whose sum is σ = 1839989197524. Its totient is φ = 612675161280.

The previous prime is 1226004893719. The next prime is 1226004893849. The reversal of 1226004893786 is 6873984006221.

It can be written as a sum of positive squares in 2 ways, for example, as 1225849766761 + 155127025 = 1107181^2 + 12455^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1226004893786² (a number of 25 digits) contains 22 as substring.

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, 163638125 + ... + 163645616.

Almost surely, 2^{1226004893786} is an apocalyptic number.

1226004893786 is a deficient number, since it is larger than the sum of its proper divisors (613984303738).

1226004893786 is a wasteful number, since it uses less digits than its factorization.

1226004893786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327285616.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The spelling of 1226004893786 in words is "one trillion, two hundred twenty-six billion, four million, eight hundred ninety-three thousand, seven hundred eighty-six".