1320885185066 has 8 divisors (see below), whose sum is σ = 1981370607744. Its totient is φ = 660428315820.

The previous prime is 1320885184999. The next prime is 1320885185093. The reversal of 1320885185066 is 6605815880231.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1320885184999 and 1320885185017.

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, 7022330 + ... + 7207973.

It is an arithmetic number, because the mean of its divisors is an integer number (247671325968).

Almost surely, 2^{1320885185066} is an apocalyptic number.

1320885185066 is a deficient number, since it is larger than the sum of its proper divisors (660485422678).

1320885185066 is a wasteful number, since it uses less digits than its factorization.

1320885185066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14276716.

The product of its (nonzero) digits is 2764800, while the sum is 53.

The spelling of 1320885185066 in words is "one trillion, three hundred twenty billion, eight hundred eighty-five million, one hundred eighty-five thousand, sixty-six".