1285446856162 has 32 divisors (see below), whose sum is σ = 2255053363200. Its totient is φ = 538050331728.

The previous prime is 1285446856159. The next prime is 1285446856193. The reversal of 1285446856162 is 2616586445821.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1285446856097 and 1285446856106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7950039 + ... + 8110117.

It is an arithmetic number, because the mean of its divisors is an integer number (70470417600).

Almost surely, 2^{1285446856162} is an apocalyptic number.

1285446856162 is a deficient number, since it is larger than the sum of its proper divisors (969606507038).

1285446856162 is a wasteful number, since it uses less digits than its factorization.

1285446856162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173470.

The product of its digits is 22118400, while the sum is 58.

The spelling of 1285446856162 in words is "one trillion, two hundred eighty-five billion, four hundred forty-six million, eight hundred fifty-six thousand, one hundred sixty-two".